GSM STATION MONITOR,GSM STATION ALARM,GSM STATION SAFE DEVICE,GSM SECURITY AND PROTECTION,STATION SECURITY,SAFE EQUIPMENT,GPS ... eight-way wireless zone (315M, 433M), wired zone 6 Rd2) Network: GSM 900/1800MHz, TX transmitter output power: 1W.3) ... × 130mm (width) × 32mm (thickness)System componentsInstallation and use of this device, please prepare the following items:1, GSM Mobile phone: (phone ...