Main products Colour Camera B/W Camera Accessory SR-125N/4 4 Channel Video Switcher SR-125N/8 8 Channel Video Switcher SR-125N/12 12 Channel Video Switcher SR-125N/16 16 Channel Video Switcher Model SR-125N/4 SR-125N/8 SR-125N/12 SR-125N/16 Inputs 4 8 12 16 Video inputs 1.0Vp-p，75Ohm (Max.2Vp-p) Outputs 2 2 2 2 Video output 1.0Vp-p，75Ohm Video bandwidth 2MHz3dB± Video gain 0.8~1.Vp-p Band width 2MHz±3dB Switching interval Approx.1~35sec Power source AC110V/60Hzor220~240/50Hz Power consumption 5W Channel switchs Bypass,Auto,Home Weight 1.9Kgs 3Kgs Dimensions -10℃~+50 ℃ Operating temp 310(W)×45(H)×240(D ) 440(W)×45(H)×240(D) Audio Option Option No No