Xvive GA-3 Classical Rock Mini Rechargeable Headphone Amp For personal practice, home practice For live sound check For electric guitar Classical rock type Headphone amplifier In environments where you can't make sound, you can use it for personal practice or sound checks if you have headphones. This is a used item (like new). I have hardly used it myself. It's easy to use. Everything in the photos is included. Operation confirmed. Guitar amplifier with USB connection, GAIN, TONE, and VOLUME adjustment functions. - Brand: Xvive - Model Name: Classic Rock G4 - Functions: USB connection, GAIN, TONE, VOLUME, AUX adjustment - Power supply: Battery powered - LED indicator: LED for power indication Thank you for viewing.