ZHA-4 4-Channel, Battery-Powered Headphone Amplifier with Volume & Mute Functions, for Podcasting, Music, Production

A compact, stereo headphone amplifier engineered for demanding and critical audio monitoring. It provides 4 separate 3.5 mm headphone outputs, each featuring its own dedicated volume control knob. Individual mute buttons for each channel allow you to mute specific output channels instantly without altering the overall output settings. It delivers high versatility with a dual-way power system. It can be powered by either two AA batteries or through the USB Type-C connector from a USB AC adapter, a USB battery pack, or a computer USB port. The package contains the Handy Headphone Amplifier, one Stereo Mini Audio Cable, and a Quick Guide