4 Channels Mini Headphone Amplifier HA400 Ultra-Compact Stereo Audio Amplifier With Power Adapter 10MHz Earphone Amp for Music

Specification: 1.Ultra-compact stereo headphone amplifier for studio and stage application. 2.With 4 headphone output channels and 1 input channel. 3.Volume of each output channel can be controlled independently. 4.Provides highest audio quality for each headphone even at maximum volume. 5.Ultra low noise 4560 operational amplifier for outstanding audio performance. 6.Comes with a DC 12V power adapter. Product parameter: Operating Voltage: ±4V~±18V Wide gain bandwidth product:10MHz Rated power: 50W Slew rate:4V Chip type:RJC4560