Panasonic Matrix / Switchers 
Panasonic WJ-SX550C Matrix Switcher WJSX550C

WJSX550C Features:

Max. Number of Video Input Board: 8 (Total Input: 64)

Max. Number of Video Output Board: 4 (Total Output: 16)

Max. Number of Alarm Board: 1 (Total Alarm Input: 64)

Max. Number of System Controller: 8 (WV-CU550C)

RS-232C: 25 pin DB25

Printer: 25 pin DB25

Time Adjust In (from VCR): 2 pin Pair-Cable

VD/VS In/Out: 2 (BNC)

VD Out: Video Level 4 V [p-p]/75? (BNC)