ITEM NAME:KCX_BT002 Bluetooth Audio Receiver Board Module Lossless Bluetooth 4.2 3C Description: KCX_BT002 is a Bluetooth audio module that integrates Bluetooth, audio and Bluetooth phone calls. It supports the market, all kinds of intelligent mobile phone player to play music, voice calls, telephone / hang up call / redial last call function. You just need to put this codec into your product, and you can upgrade your regular wired audio products to wireless Bluetooth audio products. Supply Voltage:3.3 5 5.5 V Model Number:Bluetooth Audio Receiver Module Color: As Picture.KCX_BT002 is a Bluetooth audio module that integrates Bluetooth, audio and Bluetooth phone calls. Model Number:Bluetooth Audio Receiver Module. You just need to put this codec into your product, and you can upgrade your regular wired audio products to wireless Bluetooth audio products.