يالينك هاتف واي فاي Yealink SIP-T31W WI-FI Phone 

الموديل: sip-t31w

يرجى التواصل معنا لتأكد من توافر الكمية



المواصفات:

قياس الشاشة: inch2.3*

132x64-pixel graphical LCD with backlight

المنافذ:

Two-port 10/100M Ethernet Switch

• PoE support

• Up to 2 SIP accounts

• Local 5-way conferencing

• Support EHS Wireless Headset

• Unified Firmware

• Support YDMP/YMCS

• Stand with 2 adjustable angles

• Wall mountable

• Handset with hall switch

منافذ الطاقة:

الإدخال: AC 100-240 V

الإخراج: DC 5 V/0.6 A

Network and Security

• SIP v1 (RFC2543), v2 (RFC3261)

• Call server redundancy supported

• NAT traversal: STUN mode

• Proxy mode and peer-to-peer SIP link mode

• IP assignment: static/DHCP

• HTTP/HTTPS web server

• Time and date synchronization using SNTP

• UDP/TCP/DNS-SRV (RFC 3263)

• QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP

• SRTP for voice

الوزن: 0.6kg

درجة حرارة التشغيل: 10to +45°C-

Features

2 VoIP accounts

• Call hold, mute, DND

• One-touch speed dial, hotline

• Call forward, call waiting, call transfer

• Group listening, SMS, emergency call

• Redial, call return, auto answer

• Local 5-way conferencing

• Direct IP call without SIP proxy

• Ring tone selection/import/delete

• Set date time manually or automatically

• Dial plan

• XML Browser, action URL/URI

• Integrated screenshots

• RTCP-XR, VQ-RTCPXR

• Built-in dual band Wi-Fi:

- Network standard: IEEE802.11a/b/g/n/ac

- Transmission rate: Up to 433Mbps (dynamic)

- Frequency range: 2.4GHz/5.0GHz

• Enhanced DSS Key