| 名称／型号 | BTR15 |
| 硬件方案 | DAC: ES9219MQ * 2 ,USB: XMOS XU316, Bluetooth decoding: QCC5125查看官网原文Hardware Scheme：DAC: ES9219MQ * 2 ,USB: XMOS XU316, Bluetooth decoding: QCC5125 |
| 颜色 | 黑色/Blue查看官网原文color：Black/Blue |
| 音量调节方式 | entity key查看官网原文Volume Control Type：entity key |
| 重量 | 约 37.3g |
| three circumference dimensions | approximately 32.0x72.2x12.5mm查看官网原文three circumference dimensions：approximately 32.0x72.2x12.5mm |
| MQA Renderer | support查看官网原文MQA Renderer：support |
| mobile phone decoding (small tail mode) | support (set the mode switch to the phone file)查看官网原文mobile phone decoding (small tail mode)：support (set the mode switch to the phone file) |
| Drive-free mode (switch mode) | support查看官网原文Drive-free mode (switch mode)：support |
| Car mode | can follow the car USB automatic switch machine查看官网原文Car mode：can follow the car USB automatic switch machine |
| Microphone function | Support Bluetooth voice calls, built-in omnidirectional microphone查看官网原文Microphone function：Support Bluetooth voice calls, built-in omnidirectional microphone |
| 声道平衡 | <0.2dB |
| 增益 | L/H |
| FiiO Control 功能 | supports APP settings查看官网原文FiiO Control：supports APP settings |
| Bluetooth format indication | support查看官网原文Bluetooth format indication：support |
| Status Indication | display indicates transmission format, charge, power, volume, sample rate, menu查看官网原文Status Indication：display indicates transmission format, charge, power, volume, sample rate, menu |
| Deep Standby | Without any connection, it will automatically enter the power-saving shutdown in 2 minutes, and the time can be set by APP.查看官网原文Deep Standby：Without any connection, it will automatically enter the power-saving shutdown in 2 minutes, and the time can be set by APP. |
| 蓝牙接收 (5.1) | AAC/SBC/aptX/aptX LL/aptX adaptive/aptX HD/LDAC查看官网原文Bluetooth reception (5.1)：AAC/SBC/aptX/aptX LL/aptX adaptive/aptX HD/LDAC |
| key | power key * 1; Multi-function key * 1; Volume plus and minus key * 1查看官网原文key：power key * 1; Multi-function key * 1; Volume plus and minus key * 1 |
| USB 接口 | TYPE C USB2.0 (charging/data transfer)查看官网原文USB：TYPE C USB2.0 (charging/data transfer) |
| 耳机输出 | standard 3.5mm socket查看官网原文Headphone output：standard 3.5mm socket |
| 平衡输出 | standard 4.4mm socket查看官网原文balanced output：standard 4.4mm socket |
| 拨动开关 | mode switch * 1查看官网原文toggle switch：mode switch * 1 |
| 供电方式 | DC5V 1A |
| 电池容量 | 550mAh lithium polymer battery查看官网原文Battery Capacity：550mAh lithium polymer battery |
| 充电时间 | charging time: ≤ 2 hours查看官网原文charging time：charging time: ≤ 2 hours |
| Audio Input | Bluetooth reception查看官网原文Audio Input：Bluetooth reception |
| encoding format | AAC查看官网原文encoding format：AAC |
| 音量 | Level 21查看官网原文Volume：Level 21 |
| 增益 | high查看官网原文gain：high |
