From Fender:

“The Acoustic Junior GO amplifier delivers full, natural, best-in-class performance for acoustic-electric guitar and vocals. This powerful, portable system has two channels designed for instrument or microphone use, each with studio-quality effects. Other convenient features include Bluetooth wireless audio streaming and an onboard 90-second looper perfect for solo shows. And its rechargeable battery means that you can unplug it from the wall and take your music anywhere!”

• Rechargeable lithium ion battery with 5 hours playing time at full volume
• 12 hours at moderate volume; 90-Second Looper with Record/Dub, Play/Stop, and Undo buttons
• Bluetooth Pairing for audio streaming from phones and tablets
• Universal voltage for global use
• Integral tilt-back kickstand