Plug-in GSM / GPRS transmitter in SPC central baseplate. Antenna included for mounting in the box. ATS 2 by GSM according to EN50136 with Contact ID, SIA protocols, etc. ATS 5 by GPRS with encrypted EDP protocol. Bidirectionality GSM high-speed data at 9K6 baud. Possible bidirectionality IP by GPRS. Usable as main communicator or backup (GSM in grade 2) or backup (grades 2 or 3 as GPRS, with double communication path, considering IP as main). Standard protocols for grade 2 in GSM (SIA, Contact ID, etc.) and EDP with GPRS for grade 3. Sending of incidents and remote control via SMS. Status LEDs with indications of coverage level, contact with repeater, carrier / call detection and in communication. Optional antenna kit with 2 m cable. Maximum consumption: 130 mA. Dimensions: 38 x 90 x 25 mm.