The Movo TCB1 is a Microphone for home, studio, and location use. Use your 3.5mm Trs microphone with any Trrs smartphone, tablet, or mobile recording device. Ideal for connecting camera mics, wireless receivers, lavalier mics, and other 3.5mm audio sources to your phone or tablet for instant mobile recording. Listen to your audio in real time through the dedicated 3.5mm headphone output while you record. Perfect for catching issues before they ruin a take.