Catalog > Consumer Electronics > Security & Alarms > Alarms > GSM Controllers G-Ultra Mobile Based Access Control G-Ultra Mobile Based Access Control CEN GSULTRA4G0V2 CENTURION G-ULTRA MOBILE BASED ACCESS CONTROL AND MONITORING SOLUTION Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview The G-SPEAK ULTRA promotes the ultimate in convenience and peace of mind by combining wireless GSM technology with Centurion Systems’ futuristic and stylish ULTRA interface.Infused with the DNA of innovation, the G-SPEAK ULTRA allows wireless communication between the user and the intercom gate station, effectively turning the user’s phone into the intercom handset. Specifications Supply Voltage Range : 11-24VDC Maximum Current Draw : 300mA @ 12VDC Input / Output Current Rating : 50mA (Open Collector) Relay Contact Current Rating : 1A, 30V AC/DC (Resistive) Input Sense Voltage Range : 0-24VDC (0-1.6V Low Input State, 5V-24V High Input State) SIM Card Micro Format, Activated MTN® SIM Card Supplied. 1, 2 NOTE: The supplied SIM Card may only be used with this specific G-ULTRA device. The SIM Card will be deactivated and blacklisted upon insertion into any other GSM device. Number of configurable Input / Output Channels 4 Number of Relays 2 Memory Capacity 1500 Access numbers 5000 Event logs 20 Access Profiles 1 Custom Welcoming SMS Message for New Access Numbers 20 Custom Output Activation SMS Messages (From User to Device) 30 Custom Input Notification SMS/Email Messages (From Device to User) 100 Visitor Time-barring Windows (Windows are the periods between two dates) 30 Generic Time-barring Windows (Windows are weekly recurring) 10 Output Activation Schedules (Schedules are weekly recurring) 3 Daylight Saving Periods 4 Input to Output Mapping