Item Type: Bluetooth Adapter_x000D_ Material: ABS_x000D_ Color: Black_x000D_ Bluetooth Version: V5.0_x000D_ Transmission Distance: 10 meters_x000D_ Accessories: 3.5mm audio cable (1m / 3.3ft)_x000D_ Remote Control Battery: CR2025/150mAh(Included)_x000D_ Voltage: 110-240V1Bluetooth 5.0 chip, Bluetooth receiver and Bluetooth transmitter in one. Support AUX+RAC dual output. 2Support U disk/memory card playback, readable MP3, flac, wav, wma, ape format. 3Mobile APP control, up and down song/volume adjustment/sound effect adjustment/play source switching. 4Built?in QC2.0 fast charging module, supporting 2.1A dual USB fast charging, easy charging for mobile phones, tablets, etc. 5Built?in high?quality decoding chip, high?definition stereo sound quality (supports sound quality comparison of similar products). 6Support 110~220V power supply direct plug, wideband universal. New upgrade, support original headset for IOS(basically not supported by market models). 7Support infrared remote control operation, play/pause/cut song/up/down song/signal switch/fast forward/fast rewind/digital song on demand/time shutdown and other operations. 1 x Bluetooth Adapter 1 x Instruction Manual 1 x Audio Cable 1 x Remote Control(Battery Included)