... mode: Manual , alarm ,timed Audio intercom : One channel BNC Two-way intercom, aideo code G.72X, bit code 8kbpsNetwork Protocal ... : WCDMA,CDMA 2000,TD-SCDMA 3G modules and GPS modules, plug and play with 3G SIM card, Relay Server will automatically ... according the unique preset DVS name Power : 12V DC/2A ,car cigarette lighter or batterySoftware (1) Provide Viewer software, run on PC, connection ...