Sierra Wireless AirPrime™ WISMO228 Intelligent Embedded Module The connectivity you need, without the complications. The Sierra Wireless AirPrime WISMO228 intelligent embedded module is a basic GSM/GPRS modem for M2M applications. It combines the benefits of ease of use, superior quality and reliable supply. It is cost optimized without compromising M2M industry specific requirements. Plus, its quad-band coverage is designed to support transcontinental roaming, covering the 850, 900, 1800 and 1900MHz frequency bands. Key features: ·       Quad-band GSM/GPRS voice and data ·       850/900/1800/1900 MHz frequency support ·       Compact size: 25 x 25 x 2.8mm ·       Castellation form factor for automated or manual assembly ·       Extended temperature range: -40°C to +85°C ·       Extended power management: 3.2V to 4.8V ·       Low power consumption: 1.22mA idle Key benefits: ·       Cost optimized ·       Easy to design with ·       Easy integration and inspection in automated or manual manufacturing lines ·       Easy to service ·       Protection from intellectual property right (IPR) claims

Air Interface	GPRS GSM
Frequency Bands	850/900/1800/1900 MHz
Approvals	CE, GCF, Chine RTE, R&TTE, PTCRB, FCC, IC AT&T
Alarm Power	40uA
Standby and Idle Power	1.22mA (paging 9)
GSM GPRS Max Power	366mA 2Tx/3Rx,PCL5
CPU Processor Performance	ARM926/DSP
CPU Core Frequency Performance	156MHz
CPU IO Voltage Performance	3.2 to 4.8V
CPU Analog Audio Performance	1x speaker out, 1x micro in
Codec	HR, FR, EFR, AMR
Echo Cancellation and Noise Reduction	Yes
DTMF	No
UART	1
SPI	1
ADC	1
RTC	Yes
Interrupts Pins	1
Flash LED Output	1
PWM Buzzer	1
SIM Interface	1.8V/3V