16x16 Balanced Stereo Audio Matrix Switcher INPUT: 16 balanced audio stereo, +4dBu/10kΩ on detachable terminal blocks. OUTPUTS: 16 balanced audio stereo, +4dBu/50Ω on detachable terminal blocks. MAX. OUTPUT LEVEL: 20Vpp. BANDWIDTH (-3dB): 100kHz. S/N RATIO: 82.2dB unweighted. CROSSTALK: -80dB @1kHz. CONTROL: Front panel, RS-232, RS-485, contact closure, & IR remote