VITOOS METAL Guitar Headphone Amplifier Amp 1/4 Inch Plug 3.5mm Headphone Jack & Aux In with Gain Tone Volume Contorls Built-in Rechargeable Battery

Features:
Portable Guitar Headphone Amplifier with true analog circuit, faithfully simulates the response of original amps.
Supports GAIN, TONE and VOLUME adjusting, you can create your own guitar sounds freely.
With 3.5mm headphone jack, playing guitar with headphone at high volume but not bothering neighbors.
3.5mm(1/8 inch) AUX input jack lets you play guitar with the music you like in your audio player.
Built-in rechargeable battery, supports up to 15 hours continuous working time, and with LEDs showing charging status and remaining power.