RDL RU-AVX4 4-Channel Audio Video Switcher

RDL RU-AVX4 4x1 Phono Audio/Video Switcher

RDL RU-AVX4 4-Channel Compact A/V Audio/Video Video Switcher 4x1 RCA 24VAC

RDL RU-AVX4 Audio/Video Switcher Audio Video Switcher

RDL RU-VSX4 4x1/Video Switcher

Crestron DMPS3-300-C Digital HDMI Audio Video Matrix Switcher With Amplifiers

Kramer VS-21A 2x1 Component Video / Digital Audio Switcher OBO

Vaux Lattis LE-800A 8x8 Audio Matrix Switcher, 8 inputs to 8 outputs, USED!