2.3″ Display, 4 SIP Lines, PoE Support audio codec G.722 & Opus, HD audio
Hikvision SIP Phone 4 SIP Lines, 33 Physical keys, Support audio codec G.722 & Opus, HD audio Full-duplex Acoustic Echo Canceller (AEC), Noise Reduction (NR), Automatic Gain Control (AGC), Contact Capacity: Local phonebook (1000 entries), Remote phonebook (xML/LDAP, 1000 entries) 2x RJ45; PoE; Desktop stand/ Wall mounting