Alcatel Desktop Telephone with 13 Memory T30 Color:Black 5mm stereo audio pin and

5mm stereo audio pin and standard USB connectorPower: USB 2

-Support OTG function

more durable-In-ear design and good stereo sound bring you wonderful music experience-Built-in microphone for hands-free phone calls-Multi-function wire control button: play/pause

-LED digital display

Alcatel Desktop Telephone with 13 Memory T30 Color:Black 5mm stereo audio pin andComes with 3 one touch phone book for direct dialing convenience. A dedicated key to help automatically redialing the last called number. Offer a selection of turning on off the ringtone and being notified of an incoming call by the flashing visual ringer indicator. Alcatel T30 continues to operate even in case of a power outage. Easily installed on desktop, or mount on a wall if needed.