Adds wireless and network streaming capability to your current speakers, home amplifiers, home stereo, or receiver. The Bluetooth audio receiver features a 5.0 Bluetooth audio decoder chip and a 3.5 mm stereo dualchannel headset audio interface, enabling wireless Bluetooth transmission for wired audio. Also equipped with a true 4.1 Bluetooth audio decoder chip and a 3.5 mm stereo dualchannel headphone audio interface, delivering reliable sound quality without compromise. Bluetooth 5.0 audio receiver decode module. Universal Micro USB 5V power supply, and also supports 3.7 5V power. Bluetooth 5.0 audio receiving board, backward compatible with Bluetooth 4.2, 4.1, and 4.0. Set multiple Acrylic devices connected on the same network, and then you can start to stream your audio from a smartphone or tablet. 15 m transmission range in a barrier environment.