OVERVIEW: Especially designed for busy executives and professionals, Yealink SIP-T57W is an easy-to-use Prime Business Phone with an adjustable 7-inch multi-point touch screen that you can not only easily and flexibly find the comfortable viewing angle according to personal and environmental needs, but also get rich visual presentation and easy navigation with just one-touch. With built-in Bluetooth 4.2 and the built-in dual-band 2.4G/5G Wi-Fi, the SIP-T57W IP Phone ensures you to keep up with...