Coiled DAC audio cable for Galaxy S21, S20, S20+, S20 Ultra, S9, S9+, S8, Android phones with a standard USB Type-C port Connect the wireless receiver's output port using the 3.5mm TRS male adapter directly to your phone's USB Type-C port. No need to add other adapter cable Plug and play to recording audio 50 centimeter coiled red cable OTG audio chip built in Coiled DAC audio cable for Galaxy S21, S20, S20+, S20 Ultra, S9, S9+, S8, Android phones with a standard USB Type-C port