Fishman Loudbox Mini Charge, Portable Acoustic/Vocal Combo Amp, 60-Watt 1x6.5", Built-in Effects, Battery Powered, Fishman Model PRO-LBC-500.

The Loudbox Mini Charge is a portable, battery-powered amplifier designed to faithfully reproduce the sound of acoustic instruments and a diverse assortment of vocal or recorded accompaniments. A powerful, rechargeable battery, combined with unique power management circuitry, is specifically designed to maximize output levels and playing time.

 Rechargeable battery power (12 hours average volume)
 Bluetooth 4.0 connectivity
 Dedicated instrument and mic channels with input gain controls
 Mix D.I. output
 Digital reverb and chorus
 1/8" auxiliary input
 Balanced XLR D.I. output