| Name/Model | BTR11 |
| Hardware Solution | Bluetooth：BES2700IHC，AMP：HT97220 |
| Color | Black/White |
| Volume Control | Physical buttons |
| Weight | About 13g |
| Dimensions | Approximately 55x19x14.6mm (including clip) |
| Status Indicator | LED indicator shows Bluetooth transmission codec, charging status, low battery reminder, etc. |
| Microphone | Supports Bluetooth voice calls, built-in omnidirectional microphone |
| Bluetooth Reception (5.3) | SBC/AAC/LDAC |
| Supported Impedance | PO：8~100Ω |
| Buttons | Volume +/- buttons *1, multifunction button *1 |
| USB | Type-C(charging) |
| Headphone Output | Standard 3.5mm jack |
| Power Supply | DC 5V/1A |
| Battery Capacity | 120mAh lithium polymer battery |
| Charging Time | ＜1.5 hours |
| Audio Input | Bluetooth reception |
| Codec | AAC/SBC |
| Volume | 40mV output |
| Gain | N/A |
| Display Status | N/A |
| Playback Track and Format | MP3 44.1KHz/16bit |
| EQ | Off |
| Load | 32Ω |
| Audio Input | Bluetooth reception |
| Codec | LDAC |
| Volume | 40mV output |
| Gain | NA |
| Display Status | N/A |
| Playback Track and Format | MP3 44.1KHz/16bit |
