Điện thoại IP Polycom VVX 311

5,037,000  (chưa VAT)

Polycom VVX 311 IP Phone Quick Specs:

  • Connectivity Type: IP/VoIP
  • Networking Protocol: SIP
  • Line Appearances: 6
  • BLF: yes
  • Ethernet Ports: 2x 10/100/1000 Gigabit
  • PoE: IEEE 802.3af Class 2 compliant
  • Additional Ports: 1x RJ9 headset
  • Bluetooth: no
  • Display: 208 x 104 backlit grayscale LCD
  • Soft Keys: 4
  • Speakerphone: full-duplex
  • Local Conferencing: 3-way
  • Audio Codecs: G.711µ/a, G.722, G.722.1, G.729ab, iLBC
  • Audio Quality: wideband, narrowband
  • Audio Enhancements: Acoustic Clarity, AEC, BNS, VAD, CNG, AJB, PLC
  • QoS: yes
  • Expandable: yes
  • Wall Mountable: with optional wall mount kit