The DTS4T is a desktop intercom station consisting of a 3" , square frame loudspeaker with a 2.35 oz. ceramic magnet, 1 Watt 25 Volt transformer, and a moisture resistant cone, a push-to-talk (PTT) button, and a 3-pin XLR microphone connector. The DTS4T has a protective steel screen mounted between the loudspeaker and the enclosure perforations. It is equipped with tamper resistant, #6-32 x 1" , 'pin-in-torx', stainless steel screws. The DTS4T has a durable, charcoal gray, powder coat finish.