ALAC係一種PCM無損壓縮編碼,由Apple開發,全名係Apple Lossleess Audio Codec,已經開放源代碼免費任用,MQA係一種專利閉源壓縮編碼,壓縮比率高於常用開源嘅FLAC,用於串流減低網絡頻寬使用,開發者自稱lossless,係咪無損格式冇人知。參考
https://www.audiosciencereview.com/forum/index.php?threads/mqa-deep-dive-i-published-music-on-tidal-to-test-mqa.22549/
ALAC同FLAC (Free Lossless Audio Codec)一樣,可以做所謂Hi Res嘅音質,即係96khz/24 bit或以上
暫時已知生果music HiFi會有44.1khz/16bit (CD音質),48khz/24bit 或 192khz/24bit,藍牙Codec係有損壓縮傳送,唔足夠
如果只用無線方式,Airplay可以做到48/24, 只要有Airplay接收器接去Kanto YU4 AUX 輸入就得,貴嘅有牌子可以呢隻
https://www.amazon.com/-/zh_TW/dp/B094LGLJB9/ref=sr_1_3?dchild=1&keywords=Belkin+SoundForm+Connect+AirPlay+2+Audio+Adapter+Receiver&qid=1621986960&sr=8-3
平嘅就呢隻
https://www.amazon.com/-/zh_TW/dp/B06WRSXVBR/ref=sr_1_3?dchild=1&keywords=AudioCast&qid=1621987064&sr=8-3
如果要玩192/24 嘅生果Music,就必須要DAC,個DAC可以以iPhone/iPad/iPod 以Camera kit 連接嘅先得,其實冇乜必要192/24