Cisco Linksys SPA2102 Phone Adapter with Router, Small Business Voice Gateways and ATAs

·  2 RJ11-FXS phone ports for use with analog telephones or fax machines

·  2-100BASE-T RJ-45 Ethernet ports ,1Wan +1Lan port

·  Support Protocol (SIP) v2 (RFC 3261, 3262, 3263, 3264), SIP proxy

·  Support Fax: G.711 pass-through or real-time fax over T.38

·  Support G.711 (A-law and μ-law), G.26, G.23.1, G.729A

·  Compatible with common telephone features, such as caller ID, call waiting, call forwarding, and voicemail

·  Enables high-quality, feature-rich voice-over-IP service through your broadband Internet connection, High-quality, clear-sounding voice service