TL-MR3420 3G/4G Wireless N Router

✅ Supports 3G/4G USB modems (LTE/HSPA+/HSUPA/HSDPA/UMTS/EVDO) to share via Wi-Fi ✅ Backup WAN & Mobile Internet options so you stay connected if one link fails ✅ Wireless speed up to 300 Mbps (802.11b/g/n on 2.4 GHz) ✅ Interfaces: 1 USB 2.0 port, 1 WAN port (10/100 Mbps), 4 LAN ports (10/100 Mbps) ✅ Dual 5 dBi external antennas for better wireless coverage ✅ Buttons: WPS, Reset, Wireless on/off, and Power on/off ✅ Security: WEP, WPA-PSK/WPA2-PSK, MAC filtering, NAT & SPI Firewall, DoS protection etc. ✅ External power supply (≈ 9V, ~1A)