The Vox VGH-AC30 Guitar Amplifier Headphones is a Closed-Air Dynamic Head-Set with Integrated Guitar Amplifier, and a compact solution for Guitarists to practice and jam. Specially designed for full and authentic Guitar Tones, the Headphones are connected directly to the Instrument and rely on high-quality 40mm Drivers from Audio Technica. The VGH offers a variety of useful features for silent Guitar playing. On-board is an Effects Section with Reverb, Chorus and Delay options to deviate from the straight Output. An Aux Input for Playback Devices is also integrated into the Headphones for playing over existing Audio. The Vox VGH-AC30 simulates the unique sound of the AC30 and offers everything from Clear and Bell-Like to full-bodied Overdrive Crunch.