Product Usage:

The SMS access gateway sends SMS to the SMS modem through a mobile phone, and the SMS modem receives the SMS and converts it into a voice file through the system to broadcast to the designated terminal; Alternatively, the system alarm can be triggered by setting any terminal, and the alarm task is pre-set with corresponding information to be sent to the set phone number via SMS. Mainly used in places such as reservoirs, power stations, mines, schools, sports venues, etc.

Functional features:

·Support4.8kbps—115kbpsAutomatic baud rate adaptation range.

·Supports voice, data, short message, and fax services, and supports storage inSIMThe phone book function of the card.

·Supports three types of speech encoding transmission rates.

·OneRS232The communication interface (bidirectional transmission of instructions and data) is used to connect to the server.

·SupportATOr power down reset.

·SupportEGS900andGSM1800Dual frequency system.

·The baud rate of serial communication is300bps—115kbpsChoose between them.

·Single power supply3.3V-5.5VPower supply, only in sleep mode3.0mACurrent, low power consumption, environmentally friendly and energy-saving.

·SupportMT、MO、CBandPDUShort message reception mode.

·Basic hands-free operation, standard protocol authentication, usingGSM Phase2/2+Standard.