... or numbers) can be programmed by users 7. Record 10 seconds message8. Using remote controllers, you can arm, disarm, panic ... Technical parameter: Operating voltage: Input 100-250V, output 12V. Wireless receiving distance: >100mOperating Frequency: 433 MHZ, 850/900/1800 ... panel,a voice speaker, a wireless PIR detector, a wireless door/window gap detector a siren, two remote controllers, a power supply, ...