交换一下意见:
①压缩率:4:1(aptX Live 为8:1,SBC为3:1到6:1之间);
②Word Depth:支持16bit,24bit音频(aptX Enhanced还支持20bit音频);
③编解码延时:采样频率48kHZ时92dB, 24bit时>120dB (aptX Enhanced 20bit时>112dB,SBC 16bit时为70dB至75dB);
⑤data rates:352kbps (SBC为320kbps);
⑥频率响应范围:20Hz-22kHz(aptX Enhanced为10Hz-24kHz,SBC为20Hz-17kHz);
⑦高达48kHz的采样频率(8,16,24,32,44.1,48kHz);
⑧容错性好(BER
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