Cisco C887VAM-K9 | 887 VDSL/ADSL Annex M Over POTS Multi-mode Router 4 Ports

1. Network standard: IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, IEEE 802.3, IEEE 802.3u, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x
2. WAN technology: ADSL over POTS, VDSL over POTS, VDSL over ISDN
3. WAN connectivity: RJ-11 ADSL/VDSL over POTS, RJ-45 Ethernet, ISDN S/T BRI
4. LAN ports: 4 x 10/100Base-TX Ethernet
5. VPN support: IPsec, PPTP, L2TP, SSL VPN
6. Firewall protection: Stateful packet inspection (SPI), access control lists (ACLs)
7. Quality of Service (QoS): 802.1p priority-based, 4 queues per port, shaping, policing, bandwidth management
8. Management protocols: SNMP, Telnet, SSH, CLI, HTTP, HTTPS, RADIUS, TACACS+
9. Wireless security: WPA, WPA2, 802.1X, MAC filtering, SSID broadcast disable
10. Antennas: 2 internal antennas for 2.4 GHz
11. Power supply: External power adapter, AC input voltage: 100-240 VAC, AC input frequency: 50/60 Hz
12. Dimensions: 32.5 x 25.7 x 4.4 cm

Helpful notes:
1. The router supports both ADSL and VDSL technologies, making it versatile for different network setups.
2. The VPN support allows for secure remote access to the network.
3. The router has a compact design, making it suitable for small office or home office setups.