SIMCOM SIM800H GSM/GPRS module •Quad-band 850/900/1800/1900MHz •GPRS multi-slot class 12/10 •GPRS mobile station class B •Compliant to GSM phase 2/2+ – Class 4 (2 W @ 850/900MHz) – Class 1 (1 W @ 1800/1900MHz) •Bluetooth: compliant with 3.0+EDR •FM: 76~109MHz worldwide bands with 50KHz tuning step •Dimensions: 15.8*17.8*2.4mm •Weight: 1.35g

SIMCOM SIM900D GSM GPRS module *Quad-Band 850/ 900/ 1800/ 1900 MHz *GPRS multi-slot class 10/8 * GPRS mobile station class B * Compliant to GSM phase 2/2+ – Class 4 (2 W @850/ 900 MHz) – Class 1 (1 W @ 1800/1900MHz) * Dimensions: 33*33*3mm * Weight: 6.2g

SIMCOM SIM900BE GSM GPRS module Quad Band 850 / 900 / 1800 / 1900 MHz GPRS Multi-slot class 10/8 GPRS Mobile Station class B Compliant to GSM phase 2/2+ Class 4 (2W 850 / 900 MHz) Class 1 (1W 1800 / 1900 MHz) Dimensions: 40 x 33 x 3mm Weight: 7g

I. Quad-band 850/900/1800/1900MHz; II. Dimensions: 15.8*17.8*2.4 mm;

SIMCOM SIM900EGSM/GPRS module •Quad-Band 850/900/1800/1900MHz •GPRS multi-slot class 10/8 •GPRS mobile station class B •Compliant to GSM phase 2/2+ – Class 4 (2 W @850/900MHz) – Class 1 (1 W @1800/1900MHz) •SAIC (Single Antenna Interference Cancellation) support •Dimensions: 19.8*19.8*2.7 mm •Weight: 2.2g

WCDMA/HSPA Module * Support in GSM and WCDMA * Supply voltage range: 3.3V~ 4.2V * Extended Operation temperature: -30℃ to +85℃ * Dimension: 30 * 30* 2.9g * Weight: 5.6

* HSPA+/UMTS quad-band 850/900/1900/2100 MHz * GSM/GPRS quad-band 850/900/1900/2100 MHz

it is pin to pin compatible with SIM300C and SIM340C.