... recording, PTZ movement,tour, alarm,email, snapshot & FTPBidrectional Talk 6. Digital Zoom support7. More than 20 languages: English, Thai, Russian, Spanish ... Type1 SATACapacity 2TBExternal InterfaceNetwork Interface1 RJ-45, 10/100Mbps self-adaptive Ethernet interfaceUSB Interface2,USB2.0RS485 Interface1 RS-485 interface (for ...