GSM-KEY GPRS Version with double relay outputAC/DC1100-240V power inputPower input AC100-240V Double relay output and double alarm input Device ... more info
GSM-KEY GPRS Version with double relay outputAC/DC12-24V power input Device maximum user:200 users Double relay output Power input AC/DC12-24V Double ... more info
GSM Intercom - GSM House 2016 New designed and New mold Product Special Features: Power input: AC/DC12V-24V (AC100-240V also optional) Inside board ... more info
3G Version intercom box - GSM-APARTMENT 2016 New designed and New mold Product Special Features: Power input: DC12V normal power supply Inside ... more info
GSM Intercom - GSM Apartment 2016 New designed and New mold Product Special Features: Power input: DC12V normal power supply Inside board support ... more info