Apple has developed its own lossless audio compression technology called Apple Lossless Audio Codec ( ALAC ). In addition to AAC, most of the Apple Music catalog is now also encoded using ALAC in resolutions ranging from 16-bit/44.1 kHz (CD Quality) up to 24-bit/192 kHz....
Testing conducted by Apple in December 2023 using preproduction AirPods Pro 2 with MagSafe Charging Case (USB-C) and software paired with preproduction Apple Vision Pro units and software. The playlist consisted of Lossless Audio tracks downloaded from Apple Music ( ALAC encoding). Volume was set to 50% and Active Noise Cancellation was enabled. Testing consisted of full AirPods Pro battery discharge while playing audio with ultra-low latency until the first AirPod Pro stopped playback. Battery...
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