TP-Link Wireless 3G / 4G Router, 2.4GHz, 802.11b / g / n, 300Mbps, 4xLAN / WAN, black Connectivity Technology Wireless, wired Number of antennas 2 Antenna External detachable and internal Width 20.2 cm Cellular protocol GSM, GPRS, UMTS, EDGE, HSPA, HSPA +, LTE, DC-HSPA + Data Link Protocol Ethernet, Fast Ethernet, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n Data Transfer Rate 300 Mbps Depth 14.1 cm Expansion Slots 1 (total) / 1 (free) x SIM Frequency 2.4 GHz Features DoS attacks, IPv6 support, VPN passthrough, Wireless Distribution System (WDS) support, parental control, IP address filtering, support for Wi-Fi Multimedia Quality of Service (QoS), Wi-Fi Protected Setup (WPS ), DHCP server, port forwarding, reset button, IPv4 support, Stateful Packet Inspection Firewall (SPIF), DHCP client Interface LAN 3 x 10Base-T / 100Base-TX / 1000Base-T - RJ-45 Interface WAN / LAN: 1 x 10Base-T / 100Base-TX - RJ-45 Height 3:36 cm Included Accessories 2 x SIM Card adapter Encryption Algorithm 128-bit WEP, 64-bit WEP, WPA, WPA2, WPA-PSK, WPA2-PSK Operating Humidity 10-90% (non-condensing) Max Operating Temperature 40 ° C Cables Included 1 x network Min Operating Temperature 0 ° C Model desktop Power supply External power adapter Network / Transport Protocol TCP / IP, PPTP, L2TP, PPPoE, DHCP Network Protocols Static IP routing Protocol for Remote Management HTTP Compliant Standards IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, UPnP, FCC, RoHS Type Wireless cellular modem Device Type Wireless router - 4-port switch (integrated)