| 基本规格 |
| 名称/型号 |
BTR17 |
硬件方案 |
DAC: ES9069Q*2, USB DAC: XMOS XU316*1, Bluetooth: QCC5181 |
| 颜色 |
黑色/蓝色 |
音量控制 |
Physical volume knob |
| 重量 |
About 73.4g |
尺寸 |
About 16.3×41.2×86.6mm |
| 免驱动模式（切换模式） |
支持 |
桌面模式 |
支持 |
| MQA |
MQA full decoding |
声道平衡 |
＜ 0.2dB |
| 增益 |
L/H |
状态指示 |
Displays Bluetooth codec, volume level, gain, USB mode, sampling rate, etc. |
| 显示 |
1.3-inch color IPS display |
固件升级 |
Bluetooth firmware supports OTA upgrade |
| Bluetooth reception (5.4) |
AAC/SBC/aptX/aptX Adaptive/aptX Lossless/aptX HD/LDAC |
XMOS/System firmware supports upgrade through USB |
| 最大支持采样率 |
PCM: Up to 768kHz/32bit |
自适应阻抗 |
PO: 8 ~ 150Ω |
| DSD: Up to DSD512 (Native), DOP256 |
BAL: 8~300Ω |
| Bluetooth codec indication (light color indicator and characters on display |
Blue: SBC; Cyan: AAC; Purple: aptX; Yellow: aptX HD; White: LDAC; Green: aptX Adaptive; Red: aptX Lossless |
卓宁控制 |
Supports settings through app |
| 车载模式 |
Automatically turn on/off with the vehicle's USB |
| 深度待机 |
Without any connection, it automatically enters power saving shutdown state in 3 minutes, and the timer can be set in the app |
麦克风功能 |
Supports Bluetooth voice call, built-in omnidirectional+CTIA in-line control mic |
| 按键与接口 |
| 按键 |
Power on/off*1; Previous track*1; Next track*1; Volume knob (with confirm)*1 |
USB |
Type-C USB (Power supply/Data transfer)/Type-C USB POWER IN (Orange, Power supply) |
| 耳机输出 |
标准3.5mm端口 |
平衡耳机输出 |
标准4.4mm端口 |
| 拨动开关 |
Mode switch (PC/BT/PHONE)*1; Desktop mode switch*1 |
|
|
| 电源参数 |
| 电源 |
DC 5V ≥2A |
充电时间 |
≤2h |
| 电池寿命和测试条件 |
| 3.5mm headphone out: ≥9h |
| 音频输入 |
Bluetooth receiving |
蓝牙编解码器 |
AAC |
| 音量级别 |
23 level |
增益 |
高 |
| 显示状态 |
关 |
播放曲目和格式 |
MP3 44.1KHz/16bit |
| EQ |
关 |
负载 |
32Ω |
| 4.4mm balanced headphone out: ≥8h |
| 音频输入 |
Bluetooth receiving |
蓝牙编解码器 |
AAC |
| 音量级别 |
18 level |
增益 |
高 |
| 显示状态 |
关 |
播放曲目和格式 |
MP3 44.1KHz/16bit |
| EQ |
关 |
负载 |
32Ω |
| 3.5mm headphone out: ≥10h |
| 音频输入 |
Phone mode (slide the mode switch to PHONE position) |
增益 |
高 |
| 音量级别 |
23 level |
播放曲目和格式 |
44.1KHz/16bit |
| 显示状态 |
关 |
负载 |
32Ω |
| EQ |
关 |
|
|
| 4.4mm balanced headphone out: ≥9h |
| 音频输入 |
Phone mode (slide the mode switch to PHONE position) |
增益 |
高 |
| 音量级别 |
18 level |
播放曲目和格式 |
44.1KHz/16bit |
| 显示状态 |
关 |
负载 |
32Ω |
| EQ |
关 |
|
|
| 音频参数 |
| Performance and parameters of headphone output (3.5mm, UAC decoding, Desktop mode: High gain) |
| 输出功率 |
L+R≥330mW+330mW (16Ω, THD+N＜1%) |
输出阻抗 |
＜ 1Ω |
| L+R≥280mW+280mW (32Ω, THD+N＜1%) |
串扰 |
≥78dB |
| L+R≥30mW +30mW (300Ω, THD+N＜1%) |
峰值输出电压 |
8.5Vp-p |
| THD+N |
＜0.0015% (1kHz/-18dB@32Ω) |
SNR |
≥ 120dB （ A加权） |
| 频率响应 |
20Hz ~ 80kHz ：衰减＜ 3dB |
本底噪声 |
＜ 3uV （ A加权） |
| 20Hz ~ 20KHz ：衰减＜ 0.1dB |
| Performance and parameters of balanced headphone output (4.4mm, UAC decoding, Desktop mode: High gain) |
| 输出功率 |
L+R≥480mW+480mW (16Ω, THD+N＜1%) |
输出阻抗 |
＜ 1.5Ω |
| L+R≥650mW+650mW (32Ω, THD+N＜1%) |
串扰 |
≥120dB |
| L+R≥125mW+125mW (300Ω, THD+N＜1%) |
峰值输出电压 |
17.5Vp-p |
| THD+N |
＜0.00035% (1kHz/-10dB@32Ω) |
SNR |
≥ 126dB （ A加权） |
| 频率响应 |
20Hz ~ 80kHz ：衰减＜ 3dB |
本底噪声 |
＜ 2.2uV （ A加权） |
| 20Hz ~ 20KHz ：衰减＜ 0.1dB |
| Performance and parameters of headphone output (3.5mm, UAC decoding, non-Desktop mode: High gain) |
| 输出功率 |
L+R≥130mW+130mW (16Ω, THD+N＜1%) |
输出阻抗 |
＜ 1Ω |
| L+R≥140mW+140mW (32Ω, THD+N＜1%) |
串扰 |
≥78dB |
| L+R≥20mW +20mW (300Ω, THD+N＜1%) |
峰值输出电压 |
6.5Vp-p |
| THD+N |
＜0.0022% (1kHz/-12dB@32Ω) |
SNR |
≥ 120dB （ A加权） |
| 频率响应 |
20Hz ~ 80kHz ：衰减＜ 3dB |
本底噪声 |
＜ 2.1uV （ A加权） |
| 20Hz ~ 20KHz ：衰减＜ 0.1dB |
| Performance and parameters of balanced headphone output (4.4mm, UAC decoding, non-Desktop mode: High gain) |
| 输出功率 |
L+R≥180mW+180mW (16Ω, THD+N＜1%) |
输出阻抗 |
＜ 1.5Ω |
| L+R≥300mW+300mW (32Ω, THD+N＜1%) |
串扰 |
≥105dB |
| L+R≥35mW+35mW (300Ω, THD+N＜1%) |
峰值输出电压 |
9.3Vp-p |
| THD+N |
＜0.0008% (1kHz/-4dB@32Ω) |
SNR |
≥ 122dB （ A加权） |
| 频率响应 |
20Hz ~ 80kHz ：衰减＜ 3dB |
本底噪声 |
＜2.3uV (A-weighted) |
| 20Hz ~ 20KHz ：衰减＜ 0.1dB |
