Executive digital proprietary telephone, with 3 line back-lit display, 24 programmable keys and full duplex speakerphone. Pure performance - Attractive design: Panasonic offers a wide line-up of Digital terminals with an ergonomic design for all use. The KX-DT500 Series Digital Proprietary telephones take you to a new dimension in audio experience through excellent Voice quality audio on every phone, combined with easy access to powerful supportive features and applications. The sleek, ultra-modern design, available in both black and white colour options, works well with any office decor. Packed with a host of features, the KX-DT543 Digital Proprietary telephone could not be simpler to use. The phone has a large alphanumeric display, programmable keys, EHS port providing wireless headset support, easy navigation key.