Musical Instrument Accessories

Zoom ZHA-4 4-Channel, Battery-Powered Headphone Amplifier with Volume & Mute Functions, for Podcasting, Music, Production, and More. 4 Channels of Headphone Monitoring 4 Outputs, Volume Knobs & Mute Switches Up to 4.5 Hour Battery Life Includes 19" Auxiliary Cable Great for Podcasting & Mobile Recording Zoom ZHA-4 4-Channel, Battery-Powered Headphone Amplifier with Volume & Mute Functions, for Podcasting, Music, Production, and More.