| Image |
 |
 |
| Model |
EC21-E |
EM7345 |
| Price |
$50 |
$199 |
| Buy |
|
|
| Manufacturer |
Quectel Wireless |
Sierra Wireless |
| Form Factor |
LCC Castellation |
M.2 (NGFF) |
| Dimensions |
39 x 32 x 24 mm |
42 x 30 x 2 mm |
| Surface Area |
1248 sq. mm |
1260 sq. mm |
| Volume |
29952 cubic mm |
2520 cubic mm |
| Technologies |
GSM, GPRS, UMTS, EDGE, HSDPA, HSPA+, LTE |
GSM, GPRS, UMTS, EDGE, HSDPA, HSPA+, LTE |
| Max. Upload Speed |
5 Mbps |
50 Mbps |
| Max. Download Speed |
10 Mbps |
100 Mbps |
| GSM Bands |
900, 1800 MHz |
850, 900, 1800, 1900 MHz |
| WCDMA Bands |
B1 (2100), B5 (850), B8 (900 GSM) |
B1 (2100), B2 (1900 PCS), B8 (900 GSM), B9 (1800 Japan) |
| LTE Bands |
B1 (2100), B3 (1800+), B5 (850), B7 (2600), B8 (900 GSM), B20 (800 DD) |
B1 (2100), B2 (1900 PCS), B3 (1800+), B4 (AWS-1), B5 (850), B7 (2600), B8 (900 GSM), B13 (700 c), B17 (700 b), B18 (800 Lower), B19 (800 Upper), B20 (800 DD) |
| EVDO Bands |
N/A |
N/A |
| 1xRTT Bands |
N/A |
N/A |
| Interfaces |
ADC, I2C, SIM, SPI, UART, USB |
ADC, GPIO, I2C, SIM, SPI, UART, USB |
| GPS Support |
Yes |
Yes |
| GNSS Support |
Yes |
Yes |
| Voice Support |
Yes, PCM, Analog |
No |
| Automotive Support |
No |
No |
| Temperature |
-40 C to 85 C |
-45 C to 85 C |
| Carrier Approvals |
Deutsche Telekom, Telefonica, Vodafone |
AT&T |
| Certifications |
CE, FAC, GCF |
CE, FCC, GCF, IC |