The U31P IP Phone is a next-generation entry-level phone with an advanced design and price-performance ratio that ensures an efficient increase in productivity
The U31P IP Phone is a next-generation entry-level phone with an advanced design and price-performance ratio that ensures an efficient increase in productivity
| IP Phone Standard U31P | 2 SIP accounts |
| Broadcom chipset | HD Voice: HD codec, Speakerphone, HD Handset |
| 3 programmable keys | XML |
| BLF/BLA | OpenVPN |
| LCD screen | 1xLAN + 1xWAN ports |
| Headset | PoE |
| Colour: Black | LCD screen: 128x48 dot-matrix |
| Colour display 2. 8 | Volume control, ring tones, Multilingual |
| HD RJ9 handset Standard | Call waiting/call forwarding/call recording |
| BLF/BLA, Intercom | 3 conference channels, DND, Mute, Speed dial |
| XML call log, LDAP call log, Blacklist | Handset(C)/Handsfree(ML)/Headset |
| 2 network ports (1 port for PC connection) | RJ45 Ethernet portx2: Network x1 (POE class 2 enabled) |
| IP Configuration: Static / DHCP / PPPoE | Network Access Control: 802. 1 |
| Auto-provisioning via TFTP/FTP/HTTPS/SIP PNP | Comfort Noise Generation |
| Duplex Speakerphone with ACS | System Log Admin/User Mode |
| HD Voice Quality: Handset and Speakerphone | HD Microphone/Loudspeaker (Response Rate) |
| Voice Activity Detection(VAD) | Ethernet 10/100/1000Mbps |
| VPN: L2P (Basic Unencrypted) | Support SRTP Voice Encryption |
| HD Voice Quality (0~7KHz Response Frequency) | Narrowband CODEC: G.711a / u,G.723.1, G.726-32K, G.729 AB |
| Full Duplex Acoustic Echo Canceller (AEC) - Hands-free mode, 96ms | Packet Loss Suppression (PLC) |
| Calls / Answers / Rejects | Call Waiting / Resume |
| Quick Call | Call Forwarding (Always / Busy / No Answer) |
| Call Parking / Pick-up (depending on server) | Do Not Disturb |
| Local 3-Way Calling | Phonebook (XML/LDAP) |
| Call Screening | Network Time Synchronisation |
| Voice Message Waiting (VMWI) | Wideband ADC / DAC 16KHz |
| Wideband CODEC: G. 722 | Voice Activity Detection (VAD) / Comfort Noise Generation |
| DTMF: Out-of-Band DTMF Relay, Out-of-Band (RFC2833) / SIP INFO | HD Voice Quality |
| Mute Mode (mic) | Caller Info Display |
| Anonymous Call | Call Transfer (Assisted / Unassisted) |
| Automatic Callback | Automatic Answer |
| Import/Export config | Phonebook (XML/LDAP) |
| Phonebook (500 entries) | Call Log (100 entries, Inbound/Outbound/Missed) |
| Programmable Keys | Action URL / Active URI |