Input voltage: DC12V AC110-240V
Output impedance: 4~16ohm Speaker
For Speakers: 20W~200W
Max power: 2*50W
Rated power:2*20W
Number of channels: Dual channels
Audio Input: Bluetooth-Compatible / FM Radio / USB / AUX / SD Card
USB/SD: 32G Max
Weight: 1.15kg
Support Music Format MP3 / WAV / WMA / APE / FLAC
FM Frequency: 87.5-108MHz