Unverified90% confidenceTradeoffTime unknown
蓝牙音频延迟与编码强相关：SBC约150-250ms，AAC约100-150ms，aptX约70ms，aptX LL/Adaptive约40ms，需发射端和接收端双方同时支持同一编码才能生效
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90%
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Unverified追求低延迟游戏体验需选支持aptX Low Latency的CSR8675芯片适配器，延迟可降至40ms以内，普通SBC编码适配器延迟约200ms会导致音画不同步77% similarUnverified标准蓝牙SBC编解码码率上限约328kbps76% similarUnverified医用/护理级无线呼叫器通常工作在315MHz或433MHz，标称穿墙距离多在80-150米，编码芯片以EV1527学习码为主流，支持一对多绑定73% similarUnverified追求本地无损播放（DSD/PCM 32bit-384kHz）应选带I2S或USB音频输出的机型，普通蓝牙接收器仅支持到24bit-96kHz且经过重采样71% similar
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