LINEPAUDIO B981 Pro 8-ch Pre-amplifier Speaker Distributor Switcher Speaker Comparator, Signal Booster with Volume Control & Earphone / Monitor Function (Black) Apple Watch Interface type: 8 pin +

Interface type: 8 pin + Android + Type-C + USB

multi-screen sharing

simple to handle

and each channel has independent adjustment of high

Voice Chat

LINEPAUDIO B981 Pro 8-ch Pre-amplifier Speaker Distributor Switcher Speaker Comparator, Signal Booster with Volume Control & Earphone / Monitor Function (Black) Apple Watch Interface type: 8 pin +Product Details The B981 is a powerful 8 channel high power preamplifier which has dual sound input with a selector switch. The product provides an independent 3. 5mm stereo earphone jack which can drive a variety of high impedance professional monitor earphones. Each channel can drive 16Ohm 600Ohm and provide 8 stereo channels for output. There are four independent volume knob adjustments to control the 8 channel for simultaneous level signal output,