Features
• 2.4″ 240 x 320 color screen with intuitive user interface
• Up to 20 simultaneous calls
• Up to 10 DECT cordless handsets
• Up to 10 VoIP accounts
• Up to 21-hour talk time
• Up to 166-hour standby time
• Quick charging: 10-min charge time for 2-hour talk time
• Headset connection via Bluetooth or 3.5 mm jack
| Specifications | ||
| General Features | Indoor Range | 50m |
| Outdoor Range | 300m | |
| Standby Time | 166 hours | |
| Talk Time | 21 hours | |
| Battery | Lithium | |
| Display | 2.4″ TFT color display | |
| Wall mountable | √ | |
| Multilingual user interface | √ | |
| Telephony Features | Simultaneous calls | Up to 20 |
| Handsets | Up to 10 | |
| SIP accounts | Up to 10 | |
| Simultaneous calls per handset | Up to 2 | |
| Repeaters per base station (RT30) | Up to 6 | |
| 3-way Conference | √ | |
| Handsets | 10 | |
| Audio Features | HD Voice | √ |
| Full-duplex speakerphone | √ | |
| Hearing Aid Compatibility (HAC) compliant | √ | |
| ACE | √ (supported by W73H) | |
| Wideband codec | Opus, G.722, AMR-WB (optional) | |
| Narrowband codec | PCMU, PCMA, G.726, G.729, G.729A, iLBC | |
| Interface | Headset jack | 3.5 mm |
| Ethernet port | 1 x RJ45 10/100M | |
| Power over Ethernet (IEEE 802.3af), Class 1 | √ | |
| External Yealink AC adapter | AC 100-240V Input DC 5V/600mA Output | |
| DECT | Frequency bands | 1880 – 1900 MHz (Europe) 1920 – 1930 MHz (US) |
| DECT Standards | CAT-iq2.0 | |
| Security | Transport Layer Security (TLS) | √ |
| HTTPS (server/client), SRTP (RFC3711) | √ | |
| Open VPN | √ | |
| Digest authentication | √ | |
| Secure configuration file via AES encryption | √ | |
| SHA256/SHA512/ SHA384nd codec | √ | |
| Three-level configuration mode | Admin/Var/User | |
| Management | Auto-provision | TFTP/FTP/HTTP/HTTPS/RPS |
| Handset upgrade | OTA (Over-The-Air) | |