Input support: built-in Bluetooth decoding input, supports USB lossless sound card input, supports USB drive input, supports aux 3.5 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/ACRCP/HFP/OPP/HID/SPP/PBAP/GATT/SM protocols.
Power supply: supports 6V-24V voltage input, power output is 50W x 2 (4 ohms).