Sistema de alarma de tarjeta GSM inalámbrico antirrobo con pantalla táctil de 433 MHz hogar inteligente
1 x Wired Siren. This product is GSM (2G) version. Record function: Record 20 seconds alarm voice, if alarm occurs the alarm host will diall preset number and play the record voice. Network: Support Wifi/GSM/GPRS network alarm system.