Bluetooth codecs: We don’t award extra factors for inclusion of added Bluetooth codecs over and above the standard SBC codec found in all Bluetooth devices. The sonic differences between these codecs are insignificant next to the easily read differences One of the speakers themselves. Carry Documentation: Carry the documentation https://www.bluetoothspeaker.top/flashing-light-speaker-music-wireless-stereo-battery-bluetooth-speaker-rgb/