otorcycle Audio Big Power Series 2ch model 1pc Detachable amplifier and 2pcs 5inch waterproof louds speakers
Functions:

USB& SD Slot input, 3.5mm AUX input
Big Size LCD Screen to show song
FM frequency, USB, SD input ect.
FM radio
Wireless full function remote control
Power and MUTE switches
2 Stereo Channels
==Specifications==:
Max Power: 300W X2ch 600W
RMS Power @4ohm: 75W X2ch S/N:>50dB
Channel Separation::>50dB
Frequency Response:20HZ~20KHZ
Sensitivity: 150mV
Fuse Rating:10A