REVISED 09-2011 161. Control via coaxial cable or RS-485. Camera connected : 1 unit. Cable extension : Max. 500m (with 5C-2V cable). External control interface : RS-232C, RS-485. Power input : 12V DC adaptor or 4AA battery150.0 (5.91")101.5 (4")7.0 (0.28")32.0 (1.26")2.0 (0.08")SPC-300Control1 Coaxial cable, RS-485 (Multi-protocol)CCVC, Pelco-CSignalInputComposite videoOutputVBS 1.0Vp-p/75ohmsCableExtensionMax. 500m (With 5C-2V cable)Compensation2 steps by a switchExternal Control InterfaceRS-232C, RS-485Power12V DC adaptor, 4AA batteryDimensions (WxHxD)150.0 x 34.0 x 101.5mm (5.91" x 1.34" x 4") Weight200g (0.44 lb)CONTROLLERSPC-300Coaxial Remote ControllerKey FeaturesTechnical SpecificationsDimensionsUnit : mm (inch)