Bluetooth car amplifier

Function type: 2.0 vertical sound body
Output power: 20W + 20W
Power requirements: 12V
Impedance: 4-16 ohm
Bluetooth distance: about 10 meters (barrier-free)
Bluetooth protocol: 5.0
Product net weight: 0. 25KG
Product size: 125 (length) *75 (width) *40 (height)mm
Audio input: RCA stereo audio, SD card, U disk, USB audio input
(Can connect to computer/mobile phone/0TG/tablet 0TG)