| Image |
 |
 |
| Model |
EC21-A mPCIe |
EM7700 |
| Price |
$115 |
$28 |
| Buy |
|
|
| Manufacturer |
Quectel Wireless |
Sierra Wireless |
| Form Factor |
Mini PCI Express |
Board-to-Board Connector |
| Dimensions |
51 x 30 x 4.5 mm |
50 x 30 x 3 mm |
| Surface Area |
1530 sq. mm |
1500 sq. mm |
| Volume |
6885 cubic mm |
4500 cubic mm |
| Technologies |
UMTS, HSDPA, HSPA+, LTE |
HSDPA, HSPA+, LTE |
| Max. Upload Speed |
5 Mbps |
50 Mbps |
| Max. Download Speed |
10 Mbps |
100 Mbps |
| GSM Bands |
N/A |
N/A |
| WCDMA Bands |
B2 (1900 PCS), B4 (AWS-1700), B5 (850) |
B1 (2100), B2 (1900 PCS), B5 (850) |
| LTE Bands |
B2 (1900 PCS), B4 (AWS-1), B12 (700 a) |
B4 (AWS-1), B17 (700 b) |
| EVDO Bands |
N/A |
N/A |
| 1xRTT Bands |
N/A |
N/A |
| Interfaces |
USB |
ADC, UART, USB |
| GPS Support |
Yes |
Yes |
| GNSS Support |
Yes |
No |
| Voice Support |
No |
No |
| Automotive Support |
No |
No |
| Temperature |
-40 C to 85 C |
-30 C to 60 C |
| Carrier Approvals |
AT&T, Rogers, T-Mobile (USA), Telus |
AT&T |
| Certifications |
FCC, IC, PTCRB |
FCC, GCF, IC, PTCRB |