usb sd mp3 fm power amplifier HY-601

this is a video for kijiji. this is a great harsh environment amplifer. the following is from the manufacture:
Hi-Fi Digital Auto Car Stereo Power Amplifier Sound Mode Audio Music Player
This professional car power amplifier supports USB, MP3, FM, SD, DVD. And it is suitable for car, motorbike, boat or home use, and installs easily. The remote control helps you operate it more easily in a long distance, so you can operate it and listen to music conveniently.

Features:
- DC 12 V power supply for car and motorcycle.
- Colorful dynamic LED level display.
- Two main channel output.
- Treble bass volume independent regulator with remote control, more convenient.
- Support FM radio play (FM: 87.5 - 108MHz).
- Remote control makes your operation more convenient in a long distance.
- Professional level input operational amplifier IC for circuit design, sound, transparent, bright.
- Sound mode digital display.
- Four electronic keypad control help you operate the amplifier easily.
- Can play U disk SD / MMC card for music and FM stereo radio, support MP3 music format.
- Selected high-power four-channel professional power amplifier integrated circuits, minimal distortion strong power.
- Filtering and large capacity power circuit.
- DSP sound field pattern of the four.

Controls and Buttons:
- 4-Electronic keypad control
- Volume on / off
- USB / FM / AUX Mode button
- V plus / NEXT button
- V minus / PREV button
- Play / SCN button
- Treble
- Bass
Specifications:
- Display: Sound mode digital display
- Jack Input: Standard stereo jack
- Format: MP3 / FM
- Input Voltage: DC 12V
- Output Power: RMS 2 x 20W 1KHz
- FM Radio Frequency Rang: 87.5 - 108MHz
- Frequency Response: 20Hz - 20kHz
- Harmonic Distortion: Less than 0.05 percent 4W 1KHz
- SNR: 85dB
- High Control: 12dB plus / minus 10KHz
- Bass Control: 12dB plus / minus 100Hz
- The Signal Level: 220MV 47K
- Reader, U-disk Format: MP3 FM
- Output Power: 100W
- Material: Aluminum alloy shell

Material: Aluminum Alloy
Color: Blue
Special function: Car power amplifier supports USB, MP3, FM, SD, DVD
Package weight: 0.390 kg
Product size (L x W x H): 16.5 x 9 x 5 cm / 6.48 x 3.54 x 1.97 inches
Package size (L x W x H): 17 x 11.5 x 5.5 cm / 6.68 x 4.52 x 2.16 inches

Видео usb sd mp3 fm power amplifier HY-601 канала Scott Bruder