The Yealink W56P is a cordless IP DECT phone with a 2.4-inch color display. It has a DECT radio range of up to 50 meters indoors and 300 meters outdoors. Features Supports up to four simultaneous voice calls Supports up to five multiple lines Supports up to five DECT cordless handsets Has a 12-key numeric keypad, five navigation keys, two softkeys, six function keys, and six shortcut keys Has a full duplex speakerphone Has a 3.5 mm headset jack Has a 10/100 Ethernet port Supports PoE Has a wall-mountable charger Has a belt clip Talk and standby time Has up to 30 hours of talk time Has up to 400 hours of standby time Has a quick charging feature that gives two hours of talk time after a 10-minute charge