Plug the MH-1 into the OMTP / CTIA converter - to the Cyrus Soundkey DAC - to the phone’s USB-C port. Works great and saves money for audiophile IEM! These adapters enable the conversion of the 3.5 mm OMTP to the 3.5 mm CTIA standard. The 24K gold-plated head is more durable, copper core wire, high speed transmission, with shield-no interference, high fidelity sound quality, the cord body is made of PVC and has no knots. 3.5 mm to 3RCA stereo audio video cable, suitable for DVD players, televisions, home audio systems, projectors, camcorders, MP3 players or tablets, cars, etc. 3.5mm audio video cable, the first section is connected to the left channel (white connector), the second section is connected to the right channel (red connector), the third section is to video (yellow connector) and the fourth section connected to the ground wire. The TV cable is 0.5 m long, straight and elbow pieces are available! Professional cable, Superior sound quality, Widely compatible