VoIP phone - with Bluetooth interface with caller ID - IEEE 802.11a/b/g/n/ac (Wi-Fi) / Bluetooth 4.2 - 3-way call capability - SIP, SIP v2, SRTP - classic gray
| Main Specifications | |
|---|---|
| Product Description | Yealink SIP-T57W - VoIP phone - with Bluetooth interface with caller ID - 3-way call capability |
| Product Type | VoIP phone - with Bluetooth interface with caller ID |
| Cordless Phone Standard | IEEE 802.11a/b/g/n/ac (Wi-Fi) / Bluetooth 4.2 |
| Main Features | Multiple VoIP protocol support, integrated Ethernet switch |
| VoIP Protocols | SIP, SIP v2, SRTP |
| Voice Codecs | G.722, G.723.1, G.726, iLBC, Opus, G.729A/B, G.711A/µ, PCMA, PCMU |
| Speakerphone | Yes |
| Call Services | Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold |
| Display | LCD display - color - Yes |
| Display Features | Touch screen, tilt screen |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
| Body Color | Classic gray |
| General | |
| Product Type | VoIP phone |
| Integrated Components | Bluetooth interface |
| Body Color | Classic gray |
| Miscellaneous | |
| Connections | Headset jack / RJ-9 ¦ USB ¦ Handset jack / RJ-9 |
| Hearing Aid Compatible | Yes |
| Placing / Mounting | Table-top |
| Cables Included | Network cable |
| Included Accessories | Stand |
| Display | |
| Type | LCD display - color |
| Display Location | Base |
| Diagonal Size | 7" |
| Display Resolution | 800 x 480 pixels |
| Backlit | Yes |
| Features | Touch screen, tilt screen |
| Phone Features | |
| Operating System | Linux |
| Cordless Phone Standard | IEEE 802.11a/b/g/n/ac (Wi-Fi) / Bluetooth 4.2 |
| Wireless Interface Provided | Wi-Fi / Bluetooth |
| Call Services | Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold |
| Caller ID Type | Caller ID |
| Dialer Location | Base |
| Conference Call Capability | 3-way |
| Speakerphone | Yes |
| Volume Control | Yes |
| Indicators | Voice message waiting indicator |
| Additional Functions | HD Voice, call park, Optimal HD Voice, call pickup |
| Dimensions & Weight (Base) | |
| Width | 10.2 in |
| Depth | 8.7 in |
| Height | 8.3 in |
| IP Telephony | |
| Main Features | Multiple VoIP protocol support, integrated Ethernet switch |
| VoIP | Yes |
| VoIP Protocols | SIP, SIP v2, SRTP |
| Voice Codecs | G.722, G.723.1, G.726, iLBC, Opus, G.729A/B, G.711A/µ, PCMA, PCMU |
| Quality of Service | IEEE 802.1Q (VLAN), IEEE 802.1p, Type of Service (ToS) |
| IP Address Assignment | DHCP, static, PPPoE |
| Security | IEEE 802.1X, TLS |
| Power Over Ethernet (PoE) Support | Yes |
| Network Protocols | TCP, UDP, HTTP, DNS, HTTPS, SRTP, SNTP |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
| Voice Features | Comfort noise generation (CNG), voice activity detection (VAD), HD Voice, acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC) |
| Network Features | Network Address Translation (NAT) |