30 Buttons Triggered MP3 Sound Board with 2x10W Amplifiier

Features

1.Supports MP3 format,stereo audio output

2.Supports for 32MB to 2GB of SD card.

3.Update MP3 files to SD card directly and easily

4.DAC 24bit/s stereo,196KHz audio decoder.

5.Powerful anti-jamming with stable performance

6.Play 30 different mp3 files by corresponding connected buttons/ switches.

Technical Parameters

1.Operating voltage: AC8 ~ 18V,or DC8~18V

2.Rated output: 10W × 2 (RL = 8Ω d = 1%)

3.Frequency response: 20 ~ 20 KHz

4.Voltage noise: ≤ 50MV

5.S/N(signal to noise ratio): ≥ 86db

6.Plate Size: 150 × 80mm

Button Connection Mode(Matrix)