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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.
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.
Specifications:
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 |
A ´B-Stock´ is a product which has been returned by a customer within their 14/30 Day Money Back Guarantee.
These items are offered at a special, reduced price. Please note, that occasionally the packaging is no longer in pristine condition.
B-Stock products are in full working order and are checked by specialists before releasing them as B-Stock. They come with the full 2 year warranty as any other new product.
Any special comments about a B-Stock product will be noted at the beginning of the article description.
About FiiO Electronics Technology Co., Ltd.
FiiO Electronics Technology Co., Ltd. was established in 2007. It is a high-tech enterprise that combines research, development, production and sales, and its sales are mainly based on its own FiiO brand as opposed to OEM/ODM. It focuses on digital audio, with current mainstay products being portable headphone amplifiers, DAC / amps and portable digital audio players.
FiiO: It is composed of Fi (Fidelity) from HiFi and iO (represents number 1 and 0) which indicates the sincerer feeling and more convenient life the digital tech has brought to us.
飞傲: The Chinese transliteration of FiiO, as well as representing youthful vigor and the active & innovative spirit of the company.
Audio products are meant to fulfill the spiritual pleasure of users.
Customer Service
About products
Research & Development Team
Research & Development Investment
FiiO keeps bringing in advanced equipments and high-tech talents so as to ensure the stable growth and long term competitive edge. Up till now, the team size has expanded three times than that of 2007 when we established.
Team Composition
The R&D team is made up of development dep, engineering dep and QC dep, with 60+engineers in total.
Authorized certifications
FC, CE, KC, CCC and ISO9001:2008 ensure the safety and quality of the products.
Production management
FiiO has strict requirements to production with almost “zero tolerance” even to small problems, which is strictly in compliance with the International Quality Management System ISO9001.
QC Equipment
Customer oriented
Driven by customers’ needs, we innovate constantly and response promptly to the market changes. We develop new products based on customers’ needs and compete for more market shares.
Brand Spirit
the earliest company that designed the minimum volume headphone amplifier. First dockable amp & DAC product. First amp specially designed for iPod/iPhone. First amp with adjustable power supply and power supplied by mobile phone battery. First multifunctional headphone amp & DAC for Android smarphone. First Hi-Res music player at a price lower than 1000RMB supporting 192K music. First Android-based Hi-res music player.
Repair Rate < 1%. Sound Quality Control system. Original components imported from TI, Wolfson, Maxim. Company-wide quality control. +20 quality engineers and inspectors. Complete testing facilities.
CEO at the frontline of customer service. 100% response to enquiries. The most popular headphone amplifier brand on Head-Fi. First class website and contents in the audio industry. Interaction with and support to customers on Facebook and Microblog (twitter-like social website).
Brand Mission
FiiO designs, produces and sells high-quality products at favorable prices to those who love music and style.