Kramer Electronics 902 4x1 Personal Stereo Audio Amplifier and Switcher, 4.5 Watts Per Channel

The 902 from Kramer Electronics is a compact and lightweight personal stereo amplifier for unbalanced signals. It is ideal for connecting multiple consumer audio sources to a single pair of speakers, though only one input source can be selected at a time.

The 902 delivers 4.5 watts per channel into a 4 ohm load. The 902 has 3 stereo pairs of RCA input jacks and a single 3.5mm stereo mini jack input. It has a 1/4" stereo output for headphones and a terminal block for a pair of speakers. On-board knobs for volume, bass, mid, treble and balance allow you to make adjustments quickly and easily.