Sierra Wireless AirPrime HL6528 is a 2G GSM/GPRS Quad band module with voice. Supported frequency bands: 2G 850/900/1800/1900. Form factor: 22x23 mm, SMD LGA package. Scalability between 2G, 3G and 4G with the same small size (22x23 mm), footprint and core pin layout. Very low power consumption and the separate base band and PA power supply inputs simplifies power supply design and extend operational life for battery powered devices.. Support for AirVantage management services is integrated.

AirPrime HL6528 Features:

* Air interface: 2G-GSM/GPRS

* 2G Bands: 850/900/1800/1900 MHz

* Form factor: SMD LGA package, 22x23x2.5 mm

* Supply Voltage: 3.7 V nominal, max 4.5 V

* Separate Base Band (min 3.2 V) and PA (min 2.8 V) power supply inputs for extended battery life.

* Operating Temperature: -40°C to +85°C

Control, software and features

* Control options: AT Commands

* Internet services: TCP, UDP, FTP, HTTP, HTTPS

* Cloud service: FOTA through AirVantage Management Services is integrated

* Network scan and monitoring

* Jamming detection

* Antenna detection

* Flash memory available for storing files or logging data: 1 Mbyte

Interfaces

* UART: 1x 8 wire

* SPI: 1x for debug

* ADC: 2x

* GPIO: 8

* PWM (Buzzer): 2x

* Tx Burst indicator

* SIM interface: 1.8/3V

Audio

* Analog audio: 1x microphone, 1x speaker

* Digital audio: PCM

* Codec: FR, EFR, HR, AMR

* Echo cancellation

* Noise reduction

* DTMF

Benefits

* Small and easy to use

* Reliable, proven M2M connectivity

* Scalable: one footprint across 2G, 3G, and 4G technologies; ensures easy migration path