Rockville RHPA4 4-Channel Headphone Amplifier, Stereo/Mono Switch, Dual 1/4' and 3.5mm Outputs per Channel, USB Power, for Studio and Podcast...

SUPPORTS 8 HEADPHONES: Each of the 4 channels includes both 1/4" and 3.5mm outputs, allowing up to 8 headphones to be connected simultaneously. STEREO/MONO FLEXIBILITY: Toggle between stereo and mono modes to match different audio monitoring needs in studios or live settings. INDIVIDUAL VOLUME CONTROL: Each channel features its own high-quality volume knob for customized listening levels per user. RUGGED AND PORTABLE: Compact metal housing (4.6" x 3" x 2.36") with rubber feet ensures durability and stability in any setup. USB-A POWERED: Includes USB-A to DC cable for powering via laptop or USB wall adapter, ideal for home or portable recording environments.