Compare Simcom Wireless SIM900B Vs Sierra Wireless Q2686


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Model SIM900B Q2686
Price $15.75 $
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Manufacturer Simcom Wireless Sierra Wireless
Form Factor Board-to-Board Connector Board-to-Board Connector
Dimensions 45 x 34 x 3 mm 32 x 40 x 4 mm
Surface Area 1530 sq. mm 1280 sq. mm
Volume 4590 cubic mm 5120 cubic mm
Technologies GSM, GPRS GSM, GPRS
Max. Upload Speed 85.6 Kbps 42.8 Kbps
Max. Download Speed 85.6 Kbps 85.6 Kbps
GSM Bands 850, 900, 1800, 1900 MHz 850, 900, 1800, 1900 MHz
WCDMA Bands N/A N/A
LTE Bands N/A N/A
EVDO Bands N/A N/A
1xRTT Bands N/A N/A
Interfaces ADC, GPIO, I2C, SDIO, SIM, SPI, UART, USB ADC, I2C, SDIO, SIM, SPI, UART, USB
GPS Support No No
GNSS Support No No
Voice Support PCM, Analog PCM, Analog
Automotive Support No No
Temperature -30 C to 80 C -40 C to 85 C
Carrier Approvals Not Available Not Available
Certifications CE, FCC, IC, ICASA, PTCRB, ROHS CCC, CE, FCC, GCF, IC, PTCRB