Yealink T42S SIP Telephone - Black

• Dual-port gigabit Ethernet
• 2.7" greyscale graphical backlit LCD
• HD Voice: HD Codec, HD speaker, HD handset
• 12 VoIP accounts, BLF/BLA, IPV6, Open VPN
• T4S Unified firmware and auto-provisioning

Product Description The SIP-T42S IP phone is a dynamic business communications tool for superior voice communications and extended functionality. It has a faster, more responsive interface than the T42G and offers better overall performance. The SIP-T42S is a 12-line IP phone with multiple programmable keys for enhancing productivity. It is with Yealink Optima HD Voice Technology and wideband codec of Opus for superb sound quality and crystal clear communications. What's more, the SIP-T42S is built with Gigabit Ethernet technology for rapid call handling. Plus, with an all-new USB port, the SIP-T42S boasts unparalleled functionality and expansibility, which comes ready for future Bluetooth, Wi-Fi and USB recording features. The new T4S series offers the same elegant appearance of the T4 line, but with improvements for greater interoperability and collaboration. Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband technology for maximum acoustic performance. Being a totally open, highly versatile audio codec, Opus, is designed to perform a higher HD audio quality than other wideband codecs in a high network bandwidth; However, if your current network quality is poor, Opus can provide you with a better audio quality than other narrow band codecs. And its hearing aid compatible (HAC) handset helps the person who is with hearing loss to hear the voice more clearly. With an all-new USB port, the SIP-T42S is your ideally powerful and expandable office phone which comes ready for future Bluetooth, Wi-Fi and USB recording features. It has three pages of flexible buttons which can be programmed with up to 15 paperless DSS keys. Box Contains 1 x Yealink SIP-T42S IP Phone