Specification: Input
voltage: 12V
DC/1A Standby current: <40mA
Alarming current: <450mA
Wireless frequency: 433/315MHz, EV1527/PT2262
GSM frequency: 850/900/1, 800/1, 900MHz
Backup Battery: Lithium ion rechargeable battery
Siren volume: 100-110dB
Package include: 1 * Alarm host 1 * Wireless door sensor 2 * Wireless remote control 1 * Siren 1 * IR Sensor 1 * Power supply