AER Compact 60/4 Slope 60W Twin Channel Acoustic Instrument Amplifier heavy or 4x AA batteries -

or 4x AA batteries - perfect for those scenarios when you're only performing a short set

and installs in the eye slot of the bridge

Lightweight Design Weighing in at just 13

On the back panel

AER Compact 60/4 Slope 60W Twin Channel Acoustic Instrument Amplifier heavy or 4x AA batteries -Designed to cater to singer songwriters needing impeccable reproduction of their instrument and vocals, the powerful Compact Slope from AER is a compact professional amplifier system developed to enhance acoustic instruments and electric ones alike. Perfect for those who need a handy, highly portable amplification system to power their performances, this convenient unit commands and astounds both audiences and sound engineers through it's excellent