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Thiết bị Router Dlink DWR-921 4G LTE
| Model | DWR-921 |
| General | |
| Frequency Support | • LTE Bands: - Release 10, Cat 4: Band 1/2/3/5/7/8/20/38/40 • Pentaband UMTS/HSPA/HSPA+/DC-HSPA+ - Bands 1/2/3/5/8 (850/900/1800/1900/2100) • Quadband GSM/GPRS/EDGE - 850/900/1800/1900 |
| Data Throughput | • LTE Mode - Downlink: Up to 150 Mbps - Uplink: Up to 50 Mbps • DC-HSPA Mode - Downlink: Up to 42 Mbps - Uplink: Up to 5.76 Mbps |
| Standards | • IEEE 802.11n/g/b • IEEE 802.3i • IEEE 802.3u |
| Wi-Fi Data Rates | • Up to 300 Mbps with 802.11n clients • 6/9/11/12/18/24/36/48/54 Mbps in 802.11g mode • 1/2/5.5/11 Mbps in 802.11b mode |
| Functionality | |
| Wireless Security | • 64/128-bit WEP (Wired Equivalent Privacy) • WPA & WPA2 (Wi-Fi Protected Access) • WPS (Wi-Fi Protected Setup) |
| Firewall | • Network Address Translation (NAT) • Stateful Packet Inspection (SPI) |
| Advanced Features | • L2TP/PPTP/IPSec VPN Passthrough • User configurable multi-WAN • DMZ (Demilitarized Zone • Port/Application Forwarding • URL Filter • QoS engine (Quality of Service) • Scheduler • Virtual server • Two-way filtering |
| Physical | |
| Device Interfaces | • Four 10/100 Ethernet LAN ports • WAN (RJ-45) port • Wireless N • Standard Mini-SIM/UICC slot • Two detachable 3G/4G antennas |
| LED Status Indicators | • Power • LAN • WLAN • 4G • 2G / 3G • Signal Strength |
| Dimensions | • 190 x 116 x 22.4 mm (7.43 x 4.57 x 0.88 in) |
| Weight | • 295 g (0.65 lb) |
| Temperature | • Operating: 0 to 40 °C (32 to 104 °F) • Storage: -10 to 70 °C (14 to 158 °F) |
| Humidity | • Operating: 10% to 90% non-condensing • Storage: 0 to 95% non-condensing |
| Certifications | • CE |
