- Product Description: Cisco IP Phone 7811 - Vo IP phone - Product Type: Vo IP phone - Compatible Platforms: Cisco Business Edition 6000 - Main Features: Multiple Vo IP protocol support, integrated Ethernet switch - Vo IP Protocols: SIP, SRTP - Voice Codecs: G. 722, G. 729a, G. 711u, G. 711a, iLBC - Speakerphone: Yes - Call Services: Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Message Waiting Capability - Display: LCD display - monochrome - Network Ports Qty: 2 x Ethernet 10Base-T/ 100Base-TX - Compatible Software: Cisco Unified Communications Manager 8. 5.1 or later, Cisco Hosted Collaboration Solution, Cisco Unified Survivable Remote Site Telephony 8 or later - Body Colour: Charcoal