Vivo OT23IP Office Phone

1-3 SIP/ VOIP accounts
4.3” full colour TFT LCD 
Wideband G.722 Codec
IPv4
WAN port and LAN port
Power over Ethernet 802.3af  (This option must be specified at the time of order placement)
11 programmable DSS / BLF/ soft keys
Analogue clock/ digital clock display in idle mode

Call hold, Call flash, Call Forward, Call Waiting Indication
Call transfer (blind/ attended/ ringing)
Caller ID display
Redial list and redial
Do Not Disturb (DND)
Mute
Auto-answer
Auto-complete dialling
Smart redialling
3-way conferencing
Configurable hotkeys for speed-dial/ voicemail
Message Waiting Indication (MWI) LED
Volume Control
Ring Tone Selection
Direct IP call without SIP proxy
Ring tone selection
Phonebook (max 500 entries)
Black list
Call history (dialled, received, missed, fowarded (max 50 for each type)
Basic phone settings in LCD menu for users
Web portal for administrators

4.3” full colour TFT LCD
Customisable screen-saver time
4 programmable softkeys below the screen
7 function keys, including one programmable memory button
Message Waiting Icon (MWI) icon on the screen
Wall-mountable body
RJ45 10/100M Ethernet WAN port
Power adapter: AC 100~240V input DC 12V/1.2A output
Power over Ethernet IEEE 802.3af (This option must be specified at the time of order placement)

Wideband codec: G.722
Narrowband codec: G.711 µ/A, ILBC
G.729
VAD, CNG, AEC, PLC, AJB, AGC
Full-duplex speakerphone with AEC

SIP v1 (RFC2543), v2 (RFC3261)
IPv4
VLAN QoS (802.1pq)
NAT Traversal: STUN mode
DTMF: In-Band, RFC2833, SIP Info
Proxy mode and peer-to-peer SIP link mode
IP Assignment: Static/DHCP/PPPoE
Bridge/router mode for PC port
TFTP/DHCP/PPPoE client
Telnet/HTTP server
DNS client
NAT/DHCP server

Asterisk • Broadsoft • Alcatel • NEC • Avaya • Aastra • Mitel • 3CX