The Poly/Polycom VVX 350 IP Phone 2200-48830-025 is a business 6-Line IP Phone designed for small- to medium-sized businesses. It has a 3.5" color LCD (320x 240-pixel resolution) showing call and phone information. Also, it features a Polycom Acoustic Fence technology keeping the business conversations free from extraneous noises, echoes, and distractions. • 3.5” color LCD (320x 240 pixel resolution) • 6 line keys • 4 soft keys • In-call keys: call transfer, hold, and voicemail • Illuminated audio keys • HD audio • 2 USB port (rear and side) • 2x Gig-E ports QUICK SPECIFICATIONS • Product Description: Poly VVX 350 Business IP Phone - VoIP phone - 3-way call capability • Product Type: VoIP phone • Main Features: Integrated Ethernet switch • VoIP Protocols: SIP, SDP • Voice Codecs: G.722, G.729ab, G.711u, G.711a, iLBC, G.722.1 • Software Certification: Zoom Certified • Lines Supported: 6 lines • Speakerphone: Yes • Call Services: Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold • Display: LCD display - colour - Yes • Network Ports Qty: 1 x Ethernet 10/100Base-TX • Environmental Standards: ENERGY STAR Qualified