Single Port GSM MODEM with USB interface

Single Port GSM MODEM with USB interface 

Feature Designed for data, fax, short message and voice transmission GSM MODEM The implementation of ETSI GSM Phase 2 + standard Class 4 (2W @ 900MHz) Class 1 (1W @ 1800/1900MHz) Activities SIM slot 3V-5V SIM Output power 2W-Class 4, for GSM 900 1W-Class 5, for GSM 1800 Input voltage: 5V-24V Input current: Idle <10mA, voice transmission 200mA for GSM 900 @ 12V Free <4.8mA, voice transmission 100mA for GSM 1800 @ 12V Temperature: -20 °C - +55 °C Working -25 °C - +70 °C Storage External Dimensions: 98 × 54 × 25 mm Weight: 130g Additional services Call Transfer Multi-call Call restrictions Telephone Directory Fixed number of call Call waiting or maintain Call Line Certification Accounting Infrared data transfer SIM Echo Cancellation SIM Toolkit SIM lock USSD  the basic characteristics of Call or emergency call The highest rate, the highest rate of escalation and a half rate DTMF function (DTMF) A5 / 1 & A5 / 5 Encryption Algorithm SMS: MT / MO / CB / PDU mode Data Characteristics Asynchronous data transmission and synchronization circuits of up to 14,400 bits / s Baud rate from 300 to 115,200 bits / s Automatically from 2,400 to 19,200 bits / s Automatic Fax group3 (class 1 & 2) WAP calls and fax conversion Interface RS-232 and sound through the interface connector 15pin Power through the interface connected to 4pin SMA antenna interface Activities SIM slot Through the AT command control

Single Port GSM MODEM with USB interface