Security: Media: SRTP
Control: TLS / SIPS / HTTPS
Management: Syslog support, telnet, SSH, remote management using web browser
Ports: Telephone Interfaces: 1 x RJ11 FXS port, One (1) RJ11 FXO PSTN line port with lifeline support
Network Interface: 2 x 10/100 Mbps ports (RJ45) with integrated NAT router
Specifications: Interfaces
Telephone Interfaces Two (2) FXS ports
Network Interfaces One (1) 10/100Mbps auto-sensing ethernet ports (RJ45)
LED Indicators POWER, INTERNET, PHONE1, PHONE2
Factory Reset Button Yes
Voice, Fax, Modem
Telephony Features Caller ID display or block, call waiting, flash, blind or attended transfer, forward,
hold, do not disturb, 3-way conference
Voice Codecs G.711 with Annex I (PLC) and Annex II (VAD/CNG), G.723.1, G.729A/B, G.726, iLBC,
dynamic jitter buffer, advanced line echo cancellation
Fax Over IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax
Pass-through
Short/Long Haul Ring Load 2 REN: Up to 1km on 24 AWG
Caller ID Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
Disconnect Methods Busy Tone, Polarity Reversal/Wink, Loop Current
Signaling
Netwo...
Specifications: Interfaces:
Telephone Interfaces Two (2) FXS ports
Network Interfaces One (1) 10/100 Mbps auto-sensing ethernet ports (RJ45)
LED Indicators POWER, INTERNET, PHONE1, PHONE2
Factory Reset Button Yes
Voice, Fax, Modem:
Telephony Features Caller ID display or block, call waiting, flash, blind or attended transfer, forward,
hold, do not disturb, 3-way conference
Voice Codecs G.711 with Annex I (PLC) and Annex II (VAD / CNG), G.723.1, G.729A/B, G.726, iLBC,
OPUS, dynamic jitter buffer, advanced line echo cancellation
Fax Over IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax
Pass-through
Short / Long Haul Ring Load 2 REN: Up to 1 km on 24 AWG
Caller ID Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
Disconnect Methods Busy Tone, Polarity Reversal / Wink, Loop Current
Signaling:
Network Protocols...
Security: • IPv4/IPv6
• IP Assignment: Static/DHCP
• Proxy mode
• HTTP/HTTPS web server
• Time and date synchronization using SNTP
• Transport Layer Security (TLS)
• HTTPS certificate manager
• IEEE802.1X
Ports: • Dual-port Gigabit Ethernet
• Power over Ethernet (IEEE 802.3af), class 3
• 1 x USB Type A port
- USB headsets
- Bluetooth headset (Only with Dongle)
- Wi-Fi (Only with Dongle)
• 1 x Security lock port
• 1 x RJ9 (4P4C) handset port
• 1 x RJ9 (4P4C) headset port
Power: • External Yealink AC adapter (optional): AC 100-240V input and DC 5 V/2 A output
• USB output currency: 5 V/500 mA
• Power consumption (PSU): 1.7-5.3 W
• Power consumption (PoE): 2.3-6.8 W
Specifications: Programmable Keys: 28 per page
Pages: 3, for 84 keys total
LED Indicators: yes
Busy Lamp Fields: supported
Speed Dialing: supported
Stackable: up to 3 modules (252 keys total)
Power: via phone