IP Phone Poly Edge B20 — 2-line PoE, LCD 2.8 inch (7.11 cm), Gigabit Ethernet, Wired Handset, Black

The Poly Edge B20 is a PoE-enabled IP phone designed for basic VoIP calling on office desks, reception areas and shared workplaces. It features a wired handset, two programmable lines and a 2.8" (7.11 cm) LCD that displays call information and menu options. The phone connects via Gigabit Ethernet (10/100/1000 Mbps) and supports a range of voice codecs including G.711alaw/G.711ulaw, G.722, G.729ab, OPUS and iLBC to ensure clear voice quality across networks.

Advantages

Poly Edge B20 combines PoE convenience with a compact LCD interface and illuminated keys for straightforward operation. The unit’s support for multiple codecs provides flexibility for deployments with varying bandwidth and quality requirements, while Gigabit Ethernet ensures reliable network connectivity. The wired handset and integrated speakerphone enable traditional desk-phone usage with hands-free options where needed.

Suitable for

• Office desks requiring basic VoIP telephony
• Reception and front desk environments
• Shared workplaces and hot-desking stations
• Environments that benefit from Power over Ethernet deployment

Key specifications

• Display: 2.8" (7.11 cm) LCD
• Lines: 2 programmable lines
• Ethernet: Gigabit Ethernet (10/100/1000 Mbps)
• Power: Power over Ethernet (PoE) support
• Audio: Wired handset and built-in speakerphone
• Codecs supported: G.711alaw, G.711ulaw, G.722, G.729ab, OPUS, iLBC
• Color: Black

How to use

Connect the Poly Edge B20 to a PoE-enabled network switch or injector using an Ethernet cable to power the device and provide network connectivity. Use the 2.8" LCD and illuminated keys to navigate menus, place and receive calls, and access programmable line functions. For hands-free conversations, use the built-in speakerphone; for private calls, lift the wired handset. Provision the phone through your VoIP platform using standard provisioning files or the device web interface according to your administrator’s instructions.

Recommendations

Install the phone on a stable desk surface near a network outlet and, if available, a PoE port to avoid separate power adapters. Ensure your network supports QoS for voice traffic and choose codecs appropriate to available bandwidth—OPUS or G.722 for higher quality, and G.729ab for constrained bandwidth environments.