| Model Name/Number |
μBTR |
Color Available |
White、Black |
| Weight |
About 13 g (incl. battery) |
Dimensions |
About 55*19*9.1mm (exclusive of back clip) |
| Audio Input |
Bluetooth connection (Bluetooth 4.1 supported) |
Bluetooth Codec |
Supporting SBC, aptX, AAC |
| NFC |
Supported |
MIC Function |
Supported |
| 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（DC 5V 500mA） |
Power Input |
Recommend DC5V, 500mA |
| Battery Capacity |
120 mAh |
Drive Ability |
16, 32 Ω (recommended) |
| Output Power |
≥20mW (16 Ω/THD＜1%)
≥ 10mW（32Ω/THD＜1%） |
Frequency Response |
20～20kHz（aptX connection) |
| THD+N |
＜0.05%(1 kHz, aptX connection) |
Output Impedance |
＜0.3 Ω（32Ω loaded） |
| SNR |
≥95dB (A-weighted) |
Crosstalk |
≥ 78 dB（32Ω loaded） |
| Bluetooth Chip |
CSR8645 |
Accessories |
Type C USB charging cable*1, Quick Start Guide*1, Warranty Card*1 |
| Battery Life & Test Conditions (The test result is based on specified test conditions and just for referrence) |
| Battery Life |
About 9 h (tested with iPhone) |
Bluetooth Transmitter |
iPohne (AAC) |
| Connected Headphones |
M3 open earbuds (27 Ω) |
Volume |
The volume on iPhone is set to maximum;
the volume on uBTR is set to minimum firstly, then press volume "+" button 5 times. |
| Test file |
MP3 file (Click here to download) |
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