... than twenty PTZ protocols. For example, PELCO-P, PELCO-D, SAMSUNG etc. Lithium Ion Polymer Battery (3.7V DC3000mAh). ... TestSignal modeNTSC/PAL (Auto adapt)Display3.5 inch digital TFT-LCD ,960 x 240 resolutionLCD adjustmentBrightness, Contrast, Saturation adjustableVideo IN ... RS485PTZ ProtocolCompatible with more than 20 protocols such as PELCO-D/P, Samsung, Panasonic, Lilin, Yaan, etc.Baud Rate150, ...