97 dollars, free shipping, price negotiable, cctv camera keyboard 2 dimension,NTSC/PAL auto adjustable,1.0Vpp,75Ω(BNC)one way video input,1.0Vpp,75Ω(BNC)one way video output,RS485 connection, BNC connection(Coax Net specially-used),communication protocol-Pelco D,Baud rate-1200,2400,4800,9600,Buttons, remote lever operation,DC9V---12V,outlook size 226×140×112mm CCTV Camera keyboard
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