The RCA Handset 2-Line HD Voice VoIP Telephone with Caller ID has 15 character displays. The IP110 has a RJ9 headset jack, a full duplex speaker phone and dedicated hard keys for popular telephony features such as voicemail, call transfer and more. With VoIP you can converse with family and friends, via the internet, free of charge. This phone has a Full Duplex Speakerphone With volume control and supports up to 2 SIP accounts.
The IP110 supports variety of voice codec's including G.722 for HD voice, dual LAN/WAN RJ45 ports and a RJ9 headset jack with support for electronic hook switch (EHS). Additional features include Phonebook/Directory Memory, Selectable Ringtones, 3-Way Call Conferencing, call transfer and navigation key.