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FiiO - μBTR Bluetooth Headphone Amp - Discontinued

Product SKU: μBTR

This item is no longer available.

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Product Details

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  • Support AAC:Yes
  • Wireless Type:Bluetooth,NFC
  • WIFI Standard:None
  • Support Memory Card:No
  • Content:Audio
  • Package:Yes
  • Model Number:uBTR
  • High Definition Support:None
  • Support Apt-x:Yes
  • Interface:3.5mm

FiiO μBTR Bluetooth Receiver with Microphone

μBTR | Qualcomm CSR8645 Bluetooth chip | aptX support | Independent local volume control | Built-in microphone | NFC support

High quality wireless audio made possible with the Qualcomm CSR8645

The μBTR brings the premium Qualcomm CSR8645 Bluetooth chip to the affordable device segment for the first time ever! The CSR8645 allows the μBTR to support Bluetooth 4.1 as well as the atpX, SBC, and AAC audio codecs for high-fidelity wireless audio, up to a distance of 10 meters.

*Please ensure there are as few obstructions as possible between the μBTR and Bluetooth source to ensure best playback experience.

Build-in high performance amplifier

Inside the heart  of the μBTR lies the Texas Instruments TPA6132A2, a high-performance headphone amplifier. This allows the μBTR to bring out the best of your headphones and provide a higher-quality wireless experiences better than even that of a wired connection!

Independent volume control

The μBTR features independent local volume control, which means that you can adjust both the Bluetooth device's volume and the μBTR's own volume separately. Making it easier to get a volume separately. making it easier to get a volume that's just right for you.

*Main button functions: switch between paired devices, enter pairing mode, play/pause track, on/off switch.

*Volume buttons functions: increase/decrease volume, skip forward/backward tracks.

Built-in microphone for voice calls

The built-in high sensitivity omnidirectional microphone allows other to hear you clearly, without to having sacrifice your music.

Charge for 1 hour, listen for 9 hours USB Type-C symmetrical connector

Listen with the μBTR continuously for a long 9 hours with its 120mAh battery, and then spend just 1 hour to top the battery off and do it all over again. The Type-C symmetrical connector ensures that you can just easily use any modern charger you may have laying around.

*The above numbers are based on specified test conditions. Battery life will vary depending on exact usage and playback volume.

*After being paired with an iOS device, it is pobbible to check the μBTR's battery levels through a widget on the paired device. 

One touch to pair with NFC

With the μBTR's NFC (Near-Field Communication) functionality, simply pair over Bluetooth with just one touch between the devices, saving you the hassle of having to go through the formal pairing process.

*The Bluetooth device to be paired to must also support NFC. Both Bluetooth and NFC must be turned on at the same time to use this functionality.

360 degrees of beautiful minimalist design

The μBTR is minimalism distilled to its essence. The highly polished body combined with the use of transparent materials gives the μBTR a simple yet beautiful look that's delightful to touch. The lustrous pearl white color is also sure to attract some stares in your direction.

*More colors to come in the future.

A tiny pice of craftsmanship for you to carry

Weighing only 12.5g and measuring only 5.5cm long (about the size of your pinky finger), the μBTR is extremely easy to have on you wherever you go - especially with the handy included elastic clips and lanyards.

  • When working out: it's the coach that encourage you despite sweat and tears;
  • When working: it's the assistant that helps you through the most difficult problems;
  • When winding down: it's the partner that allows you to kick back and relax.

May your assistant be of service?

Recognizing that AI is the future the μBTR allow easy access to voice assistants including Siri with just a double-click of the main button.

Handling two at a time

For more convenience, the μBTR can be paired up to two Bluetooth devices so that you can waste less time switching back-and-forth between your favorite gadgets.

*The μBTR by default first connects to the last-paired Bluetooth device. 

All it takes to connect is one click

How do you get back your music over Bluetooth after disconnecting? Simply just press the main key once to easily connect and disconnect.

Simple dual color indicator light

The μBTR's indicator light changes between red and blue to let you know immediately with a balance what us going on.

*Charing/low power status: red light; working (on) status: blue light; pairing mode: flashing red and blue.


Model Name/Number μBTR Color Available White
Weight About 13 g (incl. battery) Dimensions About  19mm*55mm*15mm (incl. bacl clip)
Audio Input Bluetooth connection (Bluetooth 4.2 supported) Bluetooth Codec Supporting SBC, aptX, AAC
NFC Supported Drive Ability 16, 32 Ω (recommended)
Headphone Output 3.5 mm stereo jack USB Port   Type C USB
Volume Control Side buttons Charging Indication Yes (Red light flashes when powered off and goes off after charging completed)
Charging Time ≤1 h(DC5V 500mA) Power Input Recommend DC5V 500mA
Battery Capacity 120 mAh Battery Life > 9h (tested with iPhone)
Output Power ≥20mW (16 Ω/THD<1%)
≥ 10mW(32Ω/THD<1%)
Frequency Response 20 Hz~20 kHz
THD N <0.04% (1 kHz) Output Impedance <0.3 Ω(32Ω loaded)
SNR ≥95dB (A-weighted) Max. Input Level 0 dB
Crosstalk ≥ 78 dB Channel Imbalance 0.1 dB
Peak Output Voltage 1.67 Vp-p MAX. Output Current >18 mA
Bluetooth Chip CSR8645 Mic Function Supported


Product Reviews

FiiO - μBTR Bluetooth Headphone Amp - Discontinued


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