English 
Basic Info
| Model NO.:HDM100 2G/3G/4G | Interface Type:USB RS232 |
| Transmission Rate:3-100mpbs | Application:Industrial, Enterprise, Household, Smart Home |
| Network:Lte:FDD,Tdd HSPA+,WCDMA Edge,GSM/GPRS | Frequency Bands:Lte-FDD. B1,3,7,8,20,28 Lte-Tdd.B38,40 |
| Interfaces:USB,RS232(or RS 485),Gpios | SMS:Point to Point Mo and Mt Text and PDU Mode |
| SIM/Uim:1.8V/3V | Power Supply:+5V~+30V |
| Temperature:-40~+80 | Dimension:116*59*23mm |
| Weight Less Than:120 G | LED:Power Status,Network Status |
| Trademark:Head Weblink | Specification:ROHS |
| Origin:Shenzhen Guangdong China |
2G/3G/4G LTE Industry Modem
Frequency bands
4G LTE MODEM
1.HDM1004G-C.
LTE-FDD. B1,3,7,8
LTE-TDD.B38,39,40,41
WCDMA.900/2100MHz
TDSCDMA. band A and band B
GSM.900/1800MHz
2.HDM1004G-E.
LTE-FDD. B1,3,7,8,20,28
LTE-TDD.B38,40
WCDMA.900/2100MHz
GSM.900/1800MHz
3.HDM1004G-A.
LTE-FDD. B2,4,5,17
WCDMA.850/1900MHz
3G MODEM.
1. HDM1003GW. WCDMA 850/1900 MHz or 900/2100MHz
2. HDM1003GE. EVDO 800 MHz
2G MODEM.
1.HDM1002GG. GSM/GPRS,850/900/1800/1900MHz
2.HDM1002GC. CDMA 1X,800MHz
Specifications.
4G LTE MODEM
HDM1004G Series.
LTE Category 3 - 100 Mbps (DL)
LTE Category 3 - 50 Mbps (UL)
HSPA+: 5.76 Mbps(UL), 42 Mbps(DL)
WCDMA data downlink transfer: max. 14.4Mbps
WCDMA data uplink transfer: max.5.76Mbps
UMTS R99 speed: 384 kbps DL/UL
3G MODEM.
1. HDM1003GW. data rate, DL,14.4Mbps ,UL:5.76Mbps
2. HDM1003GE. data rate, DL,3.1Mbps ,UL:1.8Mbps
2G MODEM.
1. HDM1002GG. GSM/GPRS,DL 85.6Kbps, UL,85.6Kbps
2. HDM1002GC. CDMA 1X,DL 153.6Kbps, UL,153.6Kbps
3G WCDMA Modem, 3G M2M USB Serial modem
