| Number of handsets supported (max) | 30 |
| Frequency range | 1.8 - 1.9 GHz |
| Maximum range | 300 m |
| Voice activity detection | Yes |
| Comfort noise generation (CNG) | Yes |
| Automatic gain control | Yes |
| CAT-iq | 2.0 |
| Number of VoIP accounts | 100 |
| Supported network protocols | SNTP/NTP, VLAN, SIP v1, SIP v2, UDP/TCP/TLS, DHCP |
| Security algorithms | HTTPS, SHA-256, SRTP, SSL/TLS |
| Voice codecs | AJB, CNG, G.726, G.729, PLC, VAD, iLBC |
| Compatible products | Yealink W53H/W56H |
| Conference call | Yes |
| Number of parallel conferences | 3 |
| Anonymous call | Yes |
| Anonymous call rejection | Yes |
| Call waiting | Yes |
| Call forwarding | Yes |
| Call transfer | Yes |
| Call hold | Yes |
| Do not disturb function | Yes |
| Ethernet LAN | Yes |
| Ethernet LAN (RJ-45) ports | 1 |
| Product colour | White |
| Input voltage | 100 - 240 V |
| Power over Ethernet (PoE) | Yes |
| Dimensions (WxDxH) | 130 x 100 x 25.1 mm |
| Weight | 2.56 kg |
| Package width | 174 mm |
| Package depth | 180 mm |
| Package height | 63 mm |
| Package weight | 3.13 kg |
| Harmonized System (HS) code | 85177900 |
| Description |
| Yealink W80B. Frequency range: 1.8 - 1.9 GHz, Maximum range: 300 m, Supported network protocols: SNTP/NTP, VLAN, SIP v1, SIP v2, UDP/TCP/TLS, DHCP. Product colour: White. Input voltage: 100 - 240 V. Dimensions (WxDxH): 130 x 100 x 25.1 mm, Weight: 2.56 kg, Package width: 174 mm |