Kramer VS-81X | 8x1 Balanced Mono Audio Mechanical Switcher The VS−81X is a high−performance switcherfor balanced mono audio signals on XLRconnectors. It switches any one of eightsignals to a single output. Mechanical (Passive) Switching - No power required.Desktop Size - Compact size. Can be rack mounted in a 1U rack space with the optional RK−81X adapter. TECHNICAL SPECIFICATIONSINPUTS: 8 balanced stereo audio, line or mic level, on XLR connectors.OUTPUT: 1 balanced stereo audio, line or mic level, on an XLR connector.BANDWIDTH (-3dB): 25kHz.SWITCHING SYSTEM: Mechanical, break−before−make.CROSSPOINTS: 1 of 8.SIGNAL LEVELS: Up to +30dBu.DIMENSIONS: 25.5cm x 10.2cm x 4.5cm (10” x 4” x 1.8”) W, D, H.WEIGHT: 0.82kg (1.8lbs) approx.OPTIONS: RK−81X 19” rack adapter.