1. Description 
 
■This device provides the ability to route 4 analog audio/video input signals to a 
   channel. 

■ Enable to control input/output by front control key. A rear panel RS-232C control 
    port provides remote control function.

■ Memory back-up function helps to memorize the last status while it is turned off.

■ There is a monitoring port upon input selection. LED Switch enables to check 
    status of the selection.  

  
2. Panel Drawing

3. Specification 

■ Audio Part
  - Input/Output number : 4 x 1
  - Input/Output type : Unbalanced stereo, 600ohm
  - Input/Output connector : RCA
  - Max level : 14dBm
  - Frequency response : ±0.1dB(20Hz ~ 20kHz)
  - Crosstalk : below 80dB
  - S/N : below 80dB (20Hz ~ 20kHz)
 
■ Video Part
  - Input/Output number : 4 x 1
  - Input/Output type : Composite video 1Vp-p, 75ohm
  - Input/Output connector : BNC
  - Frequency response : ±0.1dB(750KHz ~ 4.7MHz)
  - Differential phase error : 0.1°
  - Differential gain error : 0.1%
  - Crosstalk : below 60dB 
  - Sync : Standards, BNC, 75ohm 

■ Remote Control Part
  - Serial control : 1 RS-232, D-sub 9pin connector

■ Case & Power Part
  - Power source : AC 85 ~ 240V 50 ~ 60Hz
  - Temperature : 0℃ ~ 40℃ 
  - Power consumption : Below 20Watt
  - Type : 19” Rack Type
  - Dimensions : 483(W) * 44.5(H) * 300(D) mm