For the modern office. High-quality sound is standard on the Poly VVX 250 IP desk phone. On days with high call volumes, you'll appreciate the smart features, but you'll also love the color display. It's a win-win situation for modern office environments of various sizes.

Main features:

• Product type: IP phone
• Product color: Black
• Handset type: Wired handset
• Number of lines: 4 lines
• Call waiting: Yes
• Distinctive ring tones supported: Yes
• Speed dials: Yes
• Call hold: Yes
• Call forwarding: Yes
• Conference call: Yes
• Redial: Yes
• DND (Do Not Disturb) function: Yes
• Call transfer: Yes
• Screen: Touchscreen: No
• Display: LED
• Screen diagonal: 7.11 cm (2.8")
• Display resolution: 320 x 240 pixels

Audio:

• Speakerphone: Yes
• Voice codecs: G.711, G.722, G.722.1, G.729ab, OPUS, iLBC
• Voice activity detection: Yes
• Comfort noise generation (CNG): Yes

Network:

• Ethernet/LAN: Yes
• Interface type: Ethernet-LAN Gigabit Ethernet
• Ethernet LAN data transfer rates: 10, 100, 1000 Mbit/s
• Supported security algorithms: 802.1x RADIUS, HTTPS
• Syslog: Yes

Technical details:

• Warranty period: 1 year(s)
• Number of USB 2.0 ports: 1
• Number of Ethernet LAN ports (RJ-45): 2

Certificates:

• Sustainability certificates: ENERGY STAR
• Safety: UL 60950-1/62368-1, CE Mark, CAN/CSA C22.2 No 60950-1/62368-1-1, EN 60950-1/62368-1, IEC 60950-1/62368-1, AS/NZS 60950-1
• Certification: FCC Part 15 (CFR 47) Class B, ICES-003 Class B, EN55032 Class B, CISPR32 Class B, VCCI Class B, EN55024, EN61000-3-2, EN61000-3-3

Power:

• Power over Ethernet (PoE): Yes
• Power supply output voltage: 5 V
• AC adapter output current: 3 A

Operating conditions:

• Operating temperature: 0 - 40 °C
• Relative humidity during operation: 5 - 95%
• Storage temperature range: 40 - 70 °C

Delivery contents:

• Number of included handles: 1 piece(s)
• AC power adapter: Yes.