VoIP phone with caller ID/call waiting - 5-way call capability - SIP over TLS, RTCP-XR, VQ-RTCPXR, SIP, SIP v2, SRTP, ICE - 12 lines - classic gray
| Main Specifications | |
|---|---|
| Product Description | Yealink SIP-T44W - VoIP phone with caller ID/call waiting - 5-way call capability |
| Product Type | VoIP phone with caller ID/call waiting |
| Compatible Platforms | 3CX, Broadsoft Broadworks |
| Main Features | Multiple VoIP protocol support, integrated Ethernet switch |
| VoIP Protocols | SIP over TLS, RTCP-XR, VQ-RTCPXR, SIP, SIP v2, SRTP, ICE |
| Voice Codecs | G.722, G.711?, G.711a, G.723.1, G.729, G.729a, G.729b, G.729ab, G.726, iLBC, PCMA, PCMU |
| Lines Supported | 12 lines |
| Speakerphone | Yes |
| Call Services | Call Forwarding, Call Waiting, Call Transfer, Call Hold, Voice Mail, Call park/pickup, Caller ID |
| Display | LCD display - color - Yes |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
| Compatible Software | Yealink Redirection and Provisioning Service (RPS) |
| Body Color | Classic gray |
| General | |
| Product Type | VoIP phone |
| Compatible Platforms | 3CX, Broadsoft Broadworks |
| Body Color | Classic gray |
| Miscellaneous | |
| Connections | Headset jack / RJ-9 ¦ Handset jack / RJ-9 ¦ 2 x USB / 4 pin USB Type A |
| Hearing Aid Compatible | Yes |
| Placing / Mounting | Wall-mountable, table-top |
| Cables Included | Ethernet cable - 6.6 ft |
| Included Accessories | Stand |
| Power | |
| Power Consumption | 1.7-4.4 W (PSU), 2.0-5.2 W (PoE) |
| Display | |
| Type | LCD display - color |
| Display Location | Base |
| Diagonal Size | 2.8" |
| Display Resolution | 320 x 240 pixels |
| Backlit | Yes |
| Display Languages | Multilingual |
| Dimensions & Weight | |
| Width | 8.9 in |
| Depth | 8.1 in |
| Height | 6.9 in |
| Phone Features | |
| Wireless Interface Provided | Wi-Fi / Bluetooth |
| Call Services | Call Forwarding, Call Waiting, Call Transfer, Call Hold, Voice Mail, Call park/pickup, Caller ID |
| Caller ID Type | Caller ID/call waiting |
| Dialer Location | Base |
| Conference Call Capability | 5-way |
| Speakerphone | Yes |
| Volume Control | Yes |
| Indicators | Voice message waiting indicator, call waiting indicator, busy lamp field (BLF) |
| Additional Functions | Acoustic Shield Technology, Smart Noise Filtering, one-touch speed dial / redial, call return, emergency call, mute, Do Not Disturb (DND), auto answer, hotline, blacklist, anonymous call, anonymous call rejection, call recording, Bridged Line Appearance (BLA) |
| Dimensions & Weight (Shipping) | |
| Shipping Width | 9.4 in |
| Shipping Depth | 8.8 in |
| Shipping Height | 4.5 in |
| Phone Memory | |
| Phone Directory Capacity | 1000 names & numbers |
| IP Telephony | |
| Main Features | Multiple VoIP protocol support, integrated Ethernet switch |
| VoIP | Yes |
| VoIP Protocols | SIP over TLS, RTCP-XR, VQ-RTCPXR, SIP, SIP v2, SRTP, ICE |
| Voice Codecs | G.722, G.711?, G.711a, G.723.1, G.729, G.729a, G.729b, G.729ab, G.726, iLBC, PCMA, PCMU |
| Lines Supported | 12 lines |
| Quality of Service | IEEE 802.1Q (VLAN), IEEE 802.1p, Layer 3 TOS |
| IP Address Assignment | DHCP, static |
| Security | TLS 1.3, SSL, 256-bit AES, IEEE 802.1X, WPA3, WPA2 |
| Power Over Ethernet (PoE) Support | Yes |
| Network Protocols | RTCP-XR, VQ-RTCPXR, Lightweight Directory Access Protocol (LDAP), FTP, TFTP, HTTP, HTTPS, TR-069, SNTP, UDP, TCP, DNS SRV, DSCP, SRTP, L2TP, IPv6, Link Layer Discovery Protocol (LLDP), Cisco Discovery Protocol (CDP), VLAN, GARP, STUN, IP |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
| Compatible Software | Yealink Redirection and Provisioning Service (RPS) |
| Voice Features | Yealink Optima HD voice technology, HD audio, dual tone multi-frequency (DTMF), acoustic echo cancellation (AEC), voice activity detection (VAD), comfort noise generation (CNG), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC), Auto-provision with PnP, Zero-sp-touch |
| Network Features | 12 SIP identities / accounts, Network Address Translation (NAT) Traversal, IEEE 802.3af, Class 3 PoE, Lightweight Directory Access Protocol (LDAP) |