2 sip account Standard entry level business IP Phone IP622/IP622P , with 10 DSS keys + BLF function+PoE optional

Overview:

The IP**2 is a standard business IP Phone and it includes two active lines and two dynamic soft keys, **2.3af PoE support, high-quality speakerphone, *0 multi-function keys an RJ9 headset port.Each line can be configured independently to use a unique phone number or can use a shared number that is assigned to multiple phones.

IP**2 supports various auto-provisioning method using state-of-the-art technologies such as TR***9, HTTPS, HTTP and TFTP. IP**2 provides a rich user experience with HD voice for excellent voice clarity, *0 multi-function keys with BLF and intuitive menu options.

Specifications:

I/O Interface
2 RJ**5 port (*0/**0 Ethernet Ports)

1. 1 RJ9 for headset
2. 1 DND switch
3. Full duplex hands-free speaker phone

Headset jack and Wall-mount

Voice Codec
G.**1 (A-Law, μ-Law) with PAMS above 4.3

1. G.**9A/AB with PAMS above 4.0
2. G.**3: 5.3kbps and 6.3kbps
3. G.**2
4. Adaptive Jitter Buffer Management
5. Voice Activity Detection
6. Comfort Noise Generation

Echo Cancellation

Application
MAC address cloning

1. SIP proxy redundancy: dynamic via DNS SRV, A records
2. Direct IP to IP calling
3. NAT Traversal: Traversal by STUN
4. Built-in NAT Router
5. QoS with Layer 2 and Layer 3
6. DHCP Server and Client
7. IP conflict detection

Support PoE comply with IEEE**2.3af(optional)

Management
Firmware Upgradeable

1. Web Management Interface
2. Password Management
3. Local and Remote Syslog (RFC***4)
4. Auto Provisioning: TFTP, HTTP and HTTPS
5. SNTP Time Synchronization
6. Multi User Level
7. SNMPv2

TR**9

Call Features
4 lines, Call Waiting, Auto Answer, Music on hold, Caller ID and call waiting ID

1. *-way Conference, Call Hold, Call Forwarding, Call Mute
2. Call Transfer: blind transfer and attended transfer
3. Delayed Hotline, SMS Functions, Redial, Speed Dia, BLF
4. Pick up, Call park, Dial Plan, Phonebook, Black List, MWI, DND
5. Call log: redial list, answered calls and missed calls
6. Full-duplex Speakerphone
7. Volume Adjustment: Handset/Headset, Speaker and Ringer

DTMF Relay: In-band, Out-band(RFC***3) and SIP INFO