Intuitive, Aesthetic Design and Quality Communication PLANET’s VIP-1140PT is a 4-line SIP VoIP phone set featuring color display, user-friendly, aesthetic user interface design and HD voices. It is low profile when sitting on desktop but can perfectly provide great assistance to efficiently get communications done with ease of use, quality voice and the capability of up to 6-way conferencing.  For the support of wideband audio, in addition to the basic G.722 codec, the phone set also supports IETF’s Opus codec which has very low latency and significantly reduces the possibility of voice distortion or discontinuity.    Multi-language VoIP Telephony with Wide-Viewing-Angle Color Display  The VIP-1140PT allows you to make digital phone calls utilizing existing broadband networks in homes and offices without installing new analog connections (e.g. copper wires). Its 2.4-inch wide-viewing-angle color display with a resolution of 320 x 240 pixels offers a clear depiction of caller’s information as well as supports up to 19 languages. Compliance with IEEE 802.3af PoE standards makes deployment convenient and flexible. In addition, the advanced speaker/microphone and the dedicated Digital Signal Processor assures superior audio quality.  Compliant with SIP 2.0 SIP phones continue to gain popularity among businesses as the preferred protocol for enhancing communication experience across IP networks. The VIP-1140PT supports Session Initiation Protocol 2.0 (RFC 3261) for easy integration with general voice over IP system. The VIP-1140PT is able to broadly interoperate with equipment supplied by VoIP infrastructure providers, thus enabling them to offer their customers better voice over IP services. Affordable for All Businesses The VIP-1140PT is definitely affordable for all business establishments who want flexible deployment options and expansion. It can effortlessly deliver secured toll voice quality by utilizing cutting-edge 802.1p QoS (Quality of Service) and IP ToS technology.  High-quality G.722 HD and Opus Audio Codes  The VIP-1140PT delivers with Harman Kardon speaker, wideband G.722 HD and Opus audio codec whose both hardware and software HD functions are the next generation of voice quality for telephony audio, making the quality of voice better than that (toll quality) of the standard digital telephony and come close to that of a room conversation. HD voice is transmitted in the audio frequency range of 50Hz to 7KHz or higher over telephone lines, resulting in higher quality voice and clearer communication. The VIP-1140PT keeps bringing the most premium sound for users.