PLANET™ VIP-2140PT is a four-line SIP new enterprise phone with dual display that brings lifelike richness and voice quality to phone calls. The VIP-2140PT is a reliable communication device as it features ease of use, versatility, high-quality design and superb audio performance. Besides, its full duplex speakerphone system with HD voice can definitely make communication between two or more business parties crystal clear with no interference noise in the background as it supports the G.722 wideband codec. High Definition Color POE IP Phone with Dual Display: (2.8-inch and 2.4-inch key-mapping LCD monitor, G.722 HD Voice, 4 SIP Lines, Multi-Language, 3-way Conferencing, Caller ID, DND, BLF, MWI, PoE, QoS, VPN, VLAN, STUN, Auto Provision, TR069).