Avantree Bluetooth Transmitter Review!
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What Is The Avantree Bluetooth Transmitter?
So, you’ve got an older car, but it doesn’t have Bluetooth. No problem. That’s where the Avantree Bluetooth Transmitter comes in! Connect your phone via Bluetooth to the Avantree, and you’ll be able to broadcast Spotify, Tidal, iTunes or anything else from your phone directly to your car’s speakers.
We’ll explain how everything works below and give you a thorough review of the Avantree Bluetooth Transmitter.
Avantree Bluetooth Transmitter
- Bluetooth Version: 5.0
- Charging Ports: N/A (Battery Powered
- Frequency Range: Not Available
- Input Voltage: 12-24V
- Hands-Free Calling: Yes
- Audio Features: Echo and Noise Reduction
The Avantree CK11 Bluetooth Car Kit offers superior sound quality thanks to its direct aux input connection, which minimizes the signal loss typically associated with FM transmitters. In addition, its built-in battery means it doesn’t need to occupy your car’s power outlet, and it can run for up to 22 hours on a single charge. The kit is ideal for audiophiles who want premium sound without interruptions.
- Works in cars with an auxiliary input.
- Compatible with Android and iOS devices.
Auxiliary Input Needed: Plug directly into your car’s aux port and pair with your phone.
- Superior Sound Quality: The direct aux connection provides high-fidelity audio, better than FM transmitters.
- Long Battery Life: Built-in rechargeable battery that lasts up to 22 hours.
- Hands-Free Calling: Enhanced microphone for clear phone calls.
- Excellent sound quality
- Rechargeable battery
- Clear call handling
- Simple aux connection
Requires aux input, so not suitable for all cars
For drivers who prioritize sound quality over FM transmission, the Avantree CK11 is a top pick. Its direct aux input ensures high-quality audio that surpasses FM alternatives, while the built-in rechargeable battery makes it highly convenient.
Avantree Bluetooth Transmitter: Full Specifications
Model Number: (Often similar to BT-TCxxx or similar – varies greatly)
Bluetooth Version: Bluetooth 5.0 or 5.3 (check the specific model)
FM Frequency Range: 87.5 – 108.0 MHz (Standard FM band)
Bluetooth Profiles: A2DP, AVRCP, HFP (Hands-Free Profile – if it supports calls)
Audio Codecs: SBC (minimum), ideally with aptX or aptX Low Latency for better audio quality and reduced delay (check model specifics)
Input Options:
Bluetooth (from your phone/device)
USB Port: (Some models) For USB Drive playback or charging
Micro SD Card Slot: (Some models) For direct music playback
AUX Input (3.5mm): (Some models) To connect directly to a device
Output Options:
FM Transmitter (to car radio)
AUX Output (3.5mm): (Some models) To connect directly to a car stereo’s AUX input if preferred over FM
USB Charging Port(s): Typically one or two USB ports:
One may be a Quick Charge 3.0 (QC3.0) port for fast charging compatible devices. (5V/3A, 9V/2A, 12V/1.5A)
The other may be a standard USB charging port (5V/1A or 5V/2.1A).
Micro SD Card Slot: (If present) Supports up to 32GB or 64GB (check specifications)
Supported Audio Formats (USB/SD Card): MP3, WMA, WAV. Some may support FLAC (check specifications)
Microphone: Built-in microphone for hands free calling (often with noise cancellation)
Display: LED or LCD display showing FM frequency, song information (if supported), and voltage (on some models)
Input Voltage: 12-24V DC (designed for car cigarette lighter sockets)
Operating Range (Bluetooth): Typically 10 meters (33 feet) in open area.
Features:
FM Transmitter Function
Bluetooth Music Streaming
Hands Free Calling
USB Charging
Voltage Display (shows car battery voltage) (on some models)
Bass Boost or EQ settings (on some models)
Voice Assistant Support (Siri/Google Assistant) (on some models)
Material: ABS Plastic (typically)
Dimensions: (Approximate – varies by model) Typically around 3-4 inches in length and 1-2 inches in width.
Weight: (Approximate – varies by model) Typically around 1-3 ounces.
Table of Contents
How Well Does The Avantree Bluetooth Transmitter Work?
The Avantree bluetooth transmitter offers a generally reliable and affordable solution for bringing wireless connectivity to older vehicles, primarily functioning as a bridge between smartphones and car stereos via FM transmission. While Bluetooth connectivity is typically stable, and models supporting codecs like aptX offer improved audio quality, the reliance on FM broadcasting is both a strength and weakness, providing compatibility with virtually any car radio but also introducing the potential for interference and limiting overall audio fidelity. Hands free calling is a convenient addition, though microphone quality is often just adequate, and finding a clear FM frequency, especially in urban environments, can be a persistent challenge. The inclusion of USB charging ports is a practical bonus, and ease of use is generally a strong point, though advanced features may be limited. Ultimately, the Avantree car Bluetooth transmitter works well for users seeking a simple and budget friendly upgrade, but it’s crucial to manage expectations regarding sound quality and be prepared to troubleshoot potential FM interference issues for optimal performance.
Lets dive into the specific features below.
Avantree Bluetooth Connectivity
Pros:
Wireless Convenience: Eliminates the need for aux cables, providing a cleaner, more modern experience.
Stable Connection (Generally): Bluetooth 5.0 offers a reasonably stable connection within the car.
Automatic Reconnection: Most models automatically reconnect to your phone when the car starts.
Cons:
Potential for Interference: Other Bluetooth devices nearby can sometimes interfere with pairing or connection stability.
Occasional Re-pairing: You might occasionally need to re-pair your phone.
Limited Range: Although sufficient for car use, the range is limited.
Avantree FM Transmission Quality
Pros:
Universal Compatibility: Works with virtually any car radio that has an FM receiver.
Affordable Upgrade: A low cost way to add wireless audio to older cars.
Cons:
Susceptible to Interference: FM signals are prone to static and interference, especially in urban areas.
Audio Quality Limitations: FM transmission limits audio fidelity.
Finding a Clear Channel: It can be challenging to find a clear FM frequency, requiring scanning.
Avantree Hands Free Calling
Pros:
Safer Driving: Enables hands free calling, promoting safer driving habits.
Convenience: Easy to answer and make calls while driving.
Cons:
Microphone Quality: The built in microphone quality is often just adequate.
Noise Interference: Background noise can interfere with call clarity.
Callers’ Experience: Callers may hear subpar audio quality and road noise.
Avantree Music Playback (USB/MicroSD)
Pros:
Wireless Streaming: Enables wireless music streaming from your phone or other Bluetooth device.
Multiple Input Options (Some Models): Supports USB drives or Micro SD cards for direct playback.
Basic Control: Allows for basic music control (play, pause, skip).
Cons:
Audio Quality: Overall audio quality is limited by both Bluetooth and FM transmission.
Codec Dependence: Sound quality depends on supported codecs (aptX offers better quality).
Limited Controls: Advanced music controls are often lacking.
Avantree Charging
Pros:
Convenient Charging: Includes USB charging ports for your phone or other devices.
Quick Charge (Some Models): Some models feature Quick Charge 3.0 for faster charging.
Cons:
Limited Power: Charging power may be limited, resulting in slower charging speeds.
Competition for Ports: Charging may compete for port availability if using a USB drive for playback.
Avantree Ease of Use
Pros:
Simple Setup: Easy to set up by plugging in, tuning to a frequency, and pairing.
Intuitive Controls: Buttons are generally easy to use and understand.
Cons:
Finding a Clear Frequency: Tuning to a clear FM frequency can be a hassle in crowded radio environments.
Occasional Re-Pairing: Bluetooth pairing may occasionally require re-pairing.
Avantree Bluetooth Transmitter Performance and Sound Quality
The crucial element determining the Avantree’s audio performance is its ability to navigate the treacherous waters of the FM dial. Models offering manual frequency selection empower you to actively hunt for the least congested spot on the spectrum, minimizing interference and maximizing signal clarity. In less densely populated radio areas, the Avantree can actually shine, delivering a relatively clean and enjoyable listening experience. However, in the heart of urban sprawl, where radio stations compete for airspace, static, signal bleed through, and general audio muddiness are almost inevitable.
In terms of sonic signature, the Avantree generally aims for a balanced presentation, though this balance often leans towards a more neutral or even slightly muted profile. Bass frequencies are typically present but not particularly impactful, and treble tones are often restrained to avoid harshness. This makes it well suited for a wide range of audio content, from talk radio to pop music, but it might leave those craving a more visceral or dynamic listening experience wanting more.
The absence of sophisticated EQ controls or customizable audio settings in most Avantree models further limits your ability to fine tune the sound to your personal preferences. What you get is largely what you’re stuck with, which can result in a somewhat flat or uninspired listening experience, particularly if you’re accustomed to the tailored sound profiles offered by higher end audio equipment. Yet, for drivers primarily seeking an easy and cost effective way to introduce wireless audio to their car, the Avantree Bluetooth transmitter provides a sound quality that’s generally acceptable, and often surprisingly enjoyable, considering its price point. Just approach it with reasonable expectations, and you might find yourself pleasantly surprised.
Avantree Bluetooth Transmitter Installation and Use
Once you’ve successfully navigated the initial setup, using the Avantree car Bluetooth transmitter is generally a breeze. It’s designed to be intuitive and driver friendly, allowing you to focus on the road while enjoying your favorite audio content.
The primary function of the transmitter is to stream audio wirelessly from your smartphone or other Bluetooth device to your car radio. This is typically accomplished by pairing your device with the transmitter via Bluetooth, a process that usually only needs to be done once. After that, the transmitter should automatically reconnect to your device each time you start your car.
Most Avantree models feature a few clearly labeled buttons for controlling basic functions, such as answering calls, adjusting volume, and skipping tracks. Some models may also offer voice command support, allowing you to control your music and make calls using voice assistants like Siri or Google Assistant.
However, it’s important to note that the control options offered by the transmitter are often limited. More advanced functions, such as navigating playlists or adjusting EQ settings, may still require you to use your smartphone or other connected device. Additionally, FM interference can occasionally disrupt the listening experience, requiring you to manually retune the frequency.
Despite these minor limitations, the Avantree car Bluetooth transmitter provides a generally user friendly experience. It’s designed to be simple, intuitive, and easy to operate while driving, allowing you to enjoy your favorite audio content without unnecessary distractions.
Avantree Bluetooth Transmitter Hands Free Calling
The Avantree Bluetooth transmitter doesn’t transform your vehicle into a soundproof recording studio, but it does offer a serviceable solution for making and receiving calls on the road. Think of it as a convenient way to stay connected without risking a traffic ticket, rather than a means of achieving pristine call quality. Its effectiveness hinges largely on the quality of the built in microphone and the ability to minimize ambient noise.
The microphone, often discreetly integrated into the transmitter’s design, captures your voice and transmits it to the other party. Models boasting noise cancellation technology attempt to filter out distracting sounds like road noise and wind, but their success can vary considerably depending on the vehicle’s acoustics and the surrounding environment. In quieter cars, call quality can be surprisingly clear, while in louder vehicles, callers may struggle to hear you over the din.
From the caller’s perspective, the audio experience is often a mixed bag. While your voice will generally be intelligible, they may also pick up a fair amount of background noise, which can make conversations challenging, particularly on busy highways. The clarity and richness of the audio may also suffer compared to a dedicated Bluetooth car system.
Operating the hands-free calling feature is typically straightforward. A single button press usually answers incoming calls, while another press ends the conversation. Some models may also offer voice command support, allowing you to dial numbers or access contacts using voice assistants. However, the reliability of voice commands can be hit-or-miss, depending on the device’s sensitivity to ambient noise.
In essence, the Avantree car Bluetooth transmitter’s hands-free calling functionality is a pragmatic compromise. It prioritizes safety and convenience over sonic perfection, providing a viable way to stay connected while keeping your hands on the wheel. Just manage your expectations, and you’ll likely find it a useful addition to your driving experience.
Avantree Bluetooth Transmission Compatibility and Connectivity
The transmitter’s primary strength lies in its reliance on the ubiquitous FM radio standard. As long as your car has an FM receiver, you can theoretically tap into the Avantree’s audio stream. This makes it compatible with an incredibly wide range of vehicles, regardless of age or sophistication. However, this reliance on FM transmission also introduces a potential bottleneck, as the quality of the connection is heavily dependent on finding a clean FM frequency free from interference.
On the input side, the Avantree boasts Bluetooth connectivity, allowing it to pair with a vast array of smartphones, tablets, and other Bluetooth enabled devices. The presence of Bluetooth 5.0 in newer models further enhances compatibility, offering improved range, stability, and power efficiency. However, compatibility issues can occasionally arise with older Bluetooth devices or those using less common Bluetooth profiles.
Beyond Bluetooth, some Avantree models offer additional connectivity options, such as USB ports and Micro SD card slots. These allow you to play music directly from storage devices, bypassing the need for Bluetooth altogether. This can be particularly useful for those who prefer to keep their music library offline or for cars with unreliable Bluetooth connections. Some also include Aux inputs, making these devices extremely versatile.
However, it’s crucial to recognize that compatibility doesn’t always guarantee seamless integration. The Avantree’s limited control options may not fully support all features on your connected device, requiring you to rely on your phone or tablet for tasks like navigating playlists or adjusting advanced audio settings. Furthermore, the presence of various wireless devices in modern cars can sometimes lead to connectivity glitches.
In short, the Avantree car Bluetooth transmitter offers impressive base-level compatibility, connecting to numerous devices and car audio systems. But, flawless connectivity requires attention to detail, and a willingness to adapt to environmental challenges.
Check out our Best Car Bluetooth Adapter Buying Guide. It’s our handy resource to help you find the right match for your needs.
Avantree Pros and Cons
Pros
Near Universal FM Compatibility: Works with almost any car radio that has an FM receiver, ensuring broad compatibility.
Wide Bluetooth Device Support: Connects to a vast range of smartphones, tablets, and other Bluetooth enabled devices.
Additional Input Options (on Some Models): USB and Micro SD card slots enable direct music playback from storage devices, bypassing potential Bluetooth issues. Aux input makes it even more compatibile
Enhanced Bluetooth (on Newer Models): Bluetooth 5.0 (or higher) provides improved range, stability, and efficiency.
Generally Easy Pairing: Straightforward pairing process with Bluetooth devices.
Cons
Dependence on FM Transmission: Reliance on FM can lead to interference and reduced audio quality compared to direct connections.
Potential for Bluetooth Incompatibility: Older devices or less common profiles might experience connection problems.
Limited Device Control: May not fully support all advanced functions of connected devices, requiring device side control.
Wireless Interference: Susceptible to wireless interference from other devices in the car.
Connection Doesn’t Guarantee Perfection: Compatibility doesn’t always translate to a seamless and flawless user experience.
Avantree Bluetooth Adapter Reviews and Feedback
A recurring theme in user reviews is the emphasis on managing expectations. Those who approach the Avantree as a budget friendly way to add basic Bluetooth functionality to an older car are often pleasantly surprised by its performance. They appreciate its ability to stream music and make hands free calls without breaking the bank, and they’re willing to overlook minor imperfections in audio quality or connectivity.
However, users who expect audiophile grade sound or flawless Bluetooth performance are often left wanting. They may cite issues such as FM interference, Bluetooth pairing difficulties, or subpar microphone quality. These reviewers often suggest that the Avantree is a compromise solution, best suited for casual listening rather than critical audio analysis.
Another common thread in user feedback is the importance of finding a clear FM frequency. Many users share tips and tricks for minimizing interference, such as scanning for unused frequencies during different times of day, adjusting the transmitter’s placement within the car, and even using FM signal boosters to enhance the signal strength.
Positive reviews frequently highlight the Avantree’s ease of use and setup. Users appreciate its plug and play design, which allows them to get up and running quickly without requiring specialized tools or technical expertise. They also praise its intuitive controls and clear display, which make it easy to operate while driving.
In essence, reviews and feedback for the Avantree car Bluetooth transmitter paint a picture of a product that’s both useful and imperfect. It’s a reliable choice for budget conscious users seeking a basic wireless upgrade, but it’s not a substitute for a more sophisticated, and often more expensive, Bluetooth car system.
Final Verdict: Is The Avantree BlueTooth Transmitter Worth Buying?
The Avantree car Bluetooth transmitter occupies a fascinating middle ground in the world of automotive audio. It’s not a luxury upgrade, nor is it a perfect solution, but it offers a compelling blend of affordability, convenience, and decent functionality that makes it a worthy consideration for a specific type of driver.
Its greatest strength lies in its near universal compatibility. By leveraging the ubiquitous FM radio standard, it can breathe new life into the audio systems of even the most ancient vehicles, allowing them to tap into the vast library of content available on modern smartphones and other Bluetooth devices. This alone makes it a compelling option for drivers who are unwilling or unable to replace their existing car stereo.
However, that FM based connection is also its Achilles’ heel. The inherent limitations of FM transmission, including susceptibility to interference and a ceiling on audio fidelity, mean that the Avantree can never truly achieve sonic perfection. It’s a compromise that many users are willing to make, particularly given the transmitter’s budget friendly price point, but it’s essential to understand these limitations going in.
The hands free calling functionality is a welcome addition, providing a safer and more convenient way to stay connected on the road. However, microphone quality can be inconsistent, and callers may experience a fair amount of background noise, so it’s best to reserve this feature for essential conversations only.
Ultimately, the Avantree car Bluetooth transmitter is a product that rewards realistic expectations. It’s not a magic bullet that transforms your car into a rolling concert hall, but it is a reliable and affordable way to add wireless connectivity to older vehicles, making it a practical choice for budget conscious drivers who prioritize convenience and ease of use. If you go in knowing its limitations and are prepared to troubleshoot the occasional FM interference issue, you’ll likely find it a valuable addition to your driving experience.
Article By: Dale Ogden
Dale is a highly respected automotive industry expert, renowned for his pioneering work in vehicle forecasting and asset management. As the founder of Check Your Spec and former Forecast Manager at CAP HPI (the UK equivalent of Kelley Blue Book), he spearheaded the development of forecasting strategies and depreciation models for internal combustion, hybrid, and electric commercial vehicles. With over two decades of experience, Dale pioneered EV forecasting models now used by major manufacturers, and has generated residual values for over 10,000 new vehicles.
Avantree Bluetooth Transmitter FAQ
What audio codecs does The Avantree support?
Common codecs include SBC, aptX, aptX Low Latency, aptX HD, and LDAC. For minimal audio delay, look for aptX Low Latency. For higher quality audio, look for aptX HD or LDAC (if your headphones also support them). Check your specific model’s specs.
How do I set up the Avantree Bluetooth Transmitter?
Connect the transmitter to the audio output of your source device (TV, computer, etc.) using the appropriate cable (3.5mm, RCA, optical).
Power on the transmitter.
Put your Bluetooth headphones or speaker into pairing mode.
Put the Avantree transmitter into pairing mode (usually by pressing a button).
The transmitter and headphones/speaker should automatically connect.
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