Bluetooth codecs: For reasons I cite in my blog about Bluetooth audio codecs, we didn’t mandate the inclusion of any specific Bluetooth codec—the technology that cuts down the amount of information inside a digital audio file so it may stream reliably over a Bluetooth connection. �?The app is excellent. https://www.bluetoothspeaker.top/wholesale-high-volume-wireless-bluetooth-speaker-with-led-lights-for-home-outdoor-use/