800w 220v/12v Digital Stereo Amplifier Bluetooth Audio Tuner USB SD FM AUX Mic

Feature:
1)This machine has two microphone input channels. The overall design is based on room requirements. The Kara OK effect processor uses 24 bit. The 96 khz high-speed ADC DAC chip handles human voice effects, making the singing more natural and beautiful
2)MP3 player with USB stick and SD card, FM radio with automatic channel
search function.
3)Built-in MP3 player with infrared remote control receiving function.
4)Built-in Bluetooth Receiving Function.
5)This machine has perfect protection measures
- Output short circuit protection system.
- Overheat overload protection.

Specification:
1.Rated voltage: DC12V/AC 220V
2.Rated power: 50W+50W
3.Max power: 400W+400W
4.Resolution: 20-20 KHZ
5.Distortion rate: 0.4
6.Impedance: 4-16 ohms
7.Signal to noise ratio: ??0dB
8.Effective frequency range: 20HZ-20KHZ
9.Input sensitivity: 150-300mv
10.Overload source electromotive force: ??.5V
11.Tone adjustment:
- 100Hz:+10dB/-10dB
- 10KHz.+10dB/-10dB
12.Degree of separation: ??4dB
13.Crosstalk attenuation: ??3dB
14.Channel gain difference: ??dB
15.Maximum noise: 6mV
16.MIC input sensitivity: 10mV
17.MIC overload source electromotive force: ??50mV
18.MIC SNR:??0dB
19.MIC frequency response range: 25Hz-15KHZ
20.Channel: 2.0 channel
21.Output connection: Left and right channel power output interface
22.Dimensions(mm): 200(L)X190(W)?55(H)
23.Attachment: Remote control

Package Included:
1 x bluetooth amplifier
1 x Remote control
1 x Manual