Manufacturer: TP-Link, Product Type: Cellular Router, Network Support: 4G LTE and 3G, Wireless Speed: Up to 300Mbps at 2.4GHz, Wireless Standard: IEEE 802.11b/g/n, Interfaces: 1x LAN/WAN, 2x LAN, 1x Phone Port, 1x SIM Slot, Antennas: 2 Removable LTE Antennas, Phone: SIP/VoIP Support, Telephony Features: Internal Voicemail, Call Blocking, Speed Dial, Anonymous Call, Guest Network: Available, Security: WEP, WPA/WPA2, VPN: PPTP, OpenVPN, IPSec, Management: Remote Control, Parental Control, SPI Firewall, Protocol Support: IPv4 / IPv6, Additional Features: WAN Failover, Advanced Routing, DHCP Management, Dynamic DNS Access, Firewall, Dimensions: 202x141x33.6 mm, Power Supply: 12V/1A, Compatible with all relevant operating systems.