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Keyfeatures for IP652
The IP652 isfull-featured and stylish 5-line advanced business IP phonesupporting up to six expansion modules, and it’s an excellentchoice for business.
Standardfeatures on IP652 includes five active lines and dynamic soft keys,802.3af PoE support, high-quality speakerphone and RJ9 headsetport. Each line can be configured independently to use a uniquephone number or can use a shared number that is assigned tomultiple phones. The optional EXP40 40-buttons expansion moduleadds up to 240 buttons for receptionist applications.
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IP652 Specifications
| I/O Interface | 1 RJ-45 for Internet port (Ethernet 10/100 base-T) 1 RJ-45 for PC port (Ethernet 10/100 base-T) 1 EXT port 1 headset port 1 DND switch |
| Voice Codec | G.711 (A-Law, μ-Law) with PAMS above 4.3 G.729A/AB with PAMS above 4.0 G.723: 5.3kbps and 6.3 kbps G.722 (high quality) Adaptive Jitter Buffer Management Voice Activity Detection Comfort Noise Generation Echo Cancellation |
| Application | MAC: Address Cloning VPN: PPTP and T2TP DMZ Layer 2 QoS: 802.1Q/VLAN ID and 802.1p PRI Layer 3 QoS: SIP QoS, RTP QoS and Data QoS SIP proxy redundancy: dynamic via DNS SRV, A records Direct IP to IP calling NAT Traversal: Static NAT Route and Traversal by STUN Built-in NAT Router DHCP Server and Client IP conflict detection Support PoE comply with IEEE802.3af(optional) |
| Management | Menu Configuration SNTP Time Synchronization Daylight Saving Time Alarm Clock Password Reset Web access management Local and Remote Syslog (RFC3164) Factory Default Firmware Upgradeable Web Management Interface Auto Provisioning: TFTP, HTTP and HTTPS Multi User Level SNMPv2 TR069 |
| Call Features | 5 lines, Call Waiting, Auto Answer, Music on hold, Caller ID andcall waiting ID 3-way Conference, Call Hold, Call Forwarding, Call Mute, Call Transfer: blind transfer and attended transfer Delayed Hotline, Redial, Speed Dial, BLF, Pick up, Call park,Dial Plan Phonebook, Black List, MWI, DND, Full-duplex Speakerphone Call log: redial list, answered calls and missed calls Volume Adjustment: Handset/Headset, Speaker and Ringer DTMF Relay: In-band, Out-band(RFC2833) and SIP INFO |
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