Main Features: * Compatible with all cameras * Utilizing UTP wires * Effective distance: max. 1200m * LED indicates power and video * Optional built-in surge protection Specifications: MODEL TVT 400 Receiver Transmitter Power supply AC 9V / 200mA Operating frequency DC to 6MHz Common mode rejection 0~6MHz 60dB (typical) Wire size 24~16AWG UTP UTP category Unshielded category 5 or better Impedance 75ª+ (coaxial cable with BNC male connector) DC loop resistance 18ª+/100m Distributed capacitance < 62pf/m Operating temperature -25ípC~70ípC Storage temperature -40ípC~150ípC Humidity range 0~95%, non-condensing Net Weight 320g 310g Dimension 136mm*132mm*28mm Net Weight: Receiver:320g Transmitter:310g