FeaturesFeaturesAutomatic StandbyStandby mode activates if no input signal is detected for 20 minutes. Once an input signal isdetected the unit resumes normal function.Front ViewBack ViewInput MixingThe JIB/PA50 has two line-level stereo inputs onRCA connectors plus one line-level stereo inputon a 3.5mm mini-jack and one sub-line level(30 mV) mono input on a TRS (3.5mm) mini-jack.Input switching is not needed All signals are mixedinside the amp at a 1:1:1 ratio.Input 1Use the Input 1 potentiometer on thefront panel to control the gain.Input 2The mono sound will be evenly mixed intothe left and right amp channels.Input 2Use the Input 2 potentiometer on thefront panel to control the gain on the input 2signal.External Volume ControlYou can plug in an optional 10k volume pot.The external volume control only adjusts themixed Input 1 signals, not the Input 2 signal.The JIB/PA50 Compact Power Amplifier is an energy-efficient, 50amp Energy Star rated® Class-Damplifier and is perfect for the classroom or meeting room environment.2