Input support: built-in Bluetooth decoding input, supports USB lossless sound card input, supports USB drive input, supports aux 3.5mm analog audio input.
Dual-mode Bluetooth V5.0, compatible with Bluetooth V4.2 and V2.1+EDR, supports Bluetooth Piconet and Scatternet networking protocols, maximum transmission power 10dBm, supports A2DP/AVRCP/HFP/OPP/HID/SPP/PBAP/GATT/SM protocols.