Enabled for DECT connectivity, Yealink CP935W-Base can register SIP account via DECT base directly, which is defined to enhance wireless communication with improved calling and conferencing experience, reliable battery performance and broad spacial applicability. The audio performance of CP935W-Base is powered and enhanced with the built-in 6-microphone array for voice pickup and noise cancellation. Covering a range of 20-foot with 360° omni-direction, the phone is adequate to deliver clear and natural voice conference experience. Diving into the field of audio communication for more than 20 years, Yealink has developed a series of acoustic technology including Smart Noise Filtering, Optimal HD audio and Noise Proof Technology to eliminate all the distracting sounds. Features - 4'' capacitive touch screen - HD audio - Black acoustics fabric, resistant to water/oil/stain - Up to 167 hours standby time in DECT mode - Up to 15 hours talk time - Yealink Noise Proof Technology, Smart Noise Filtering - 20-foot (6metre) microphone pickup range - Built-in 6-microphone array for 360-degree voice pickup - Full-duplex speakerphone with AEC - 5-way conference call - Built-in Bluetooth/Wi-Fi - 1 x USB 2.0 Type-C port