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It includes mandatory support for the low-complexity SBC codec (not to be confused with Bluetooth's voice-signal codecs such as CVSDM), and supports optionally MPEG-1 Part 3/MPEG-2 Part 3 (MP2 and MP3), MPEG-2 Part 7/MPEG-4 Part 3 (AAC and HE-AAC), and ATRAC, and is extensible to support manufacturer-defined codecs, such as aptX. [3]
The aptX audio codec is used for consumer and automotive wireless audio applications, notably the real-time streaming of lossy stereo audio over the Bluetooth A2DP connection/pairing between a "source" device (such as a smartphone, tablet or laptop) and a "sink" accessory (e.g. a Bluetooth stereo speaker, headset or headphones).
The FreeBuds Pro 3 support Bluetooth 5.2 and various audio codecs including AAC, L2HC 3.0, and LDAC3. They also have an expanded audio-sharing function and an offline search feature4. In terms of battery life, the earbuds offer 4.5 hours of music playback with noise cancellation enabled, and up to 22 hours when used with the charging case.
SBC, or low-complexity subband codec, is an audio subband codec specified by the Bluetooth Special Interest Group (SIG) for the Advanced Audio Distribution Profile (A2DP). [1] SBC is a digital audio encoder and decoder used to transfer data to Bluetooth audio output devices like headphones or loudspeakers. It can also be used on the Internet. [2]
The "A20 Aviation Headset" was released in 2010 as the successor to the "Aviation Headset X" (aka A10). [26] [27] It has a claimed battery life of 45 hours (using two AA batteries) or can be powered by the airplane's electrical system. There are two versions, one with Bluetooth and one without. [28] An updated version of the A20 was released in ...
The Sound Blaster X7’s Bluetooth feature is only for receiving audio signals from Bluetooth devices, it can’t be used for transmitting audio signals to Bluetooth speakers and headphones. The Bluetooth codecs supported by the X7 are AAC, SBC, aptX and aptX Low Latency.