Yealink T41S IP Phone This stylish, full of features T41S entry-level business phone is ideal for all varieties of business’ environments. The crystal clear display and easy to use navigation improves productivity. The 10/100 Mb phone benefits from an intuitive interface, BLF’s, HD Voice, 3-way conferencing, handsfree speakerphone and supports corded or wireless headset and EHS. This IP phone is a replacement for the T41PN model. The T41S is packed with more extras like a USB port, Opus Codec support and possesses a more responsive interface.