Yealink W52H - Bundle of 4 SIP Cordless Phone System for business solutions The W52H is cordless handset designed for business use. It is equipped with a high-quality TFT color display which provides a clear view from all angles, user can enjoy conversations in high sound quality. Caller ID with name and number, benefit from freedom of movement, professional features like intercom, transfer, call forward, 3-way conferencing etc, and zero-touch installation ensures quick and easy configuration. Up to 2 simultaneous calls per handset / DECT Range: Up to 50 meters indoor, Up to 300 meters outdoor / 10 hours talk time, 100 hours standby time Notification Light: voice mail and missed call is signaled via display and illuminated message waiting indicator. The W52P systems can be expanded up to a total of 5 cordless handsets by adding the W52H cordless handsets.