The Lectrosonics Audio Patch Cord for LR Receiver with 1/8 TRS Camera Input (20 In.) is an audio patch cord with a TA3F (mini XLR) on one end and a standard 1/8" (3.5mm) TRS (stereo) mini plug on the other end. The cable is designed for use with LR / SR series receivers with the SREXT adapter installed. It is suitable for audio with DSLR cameras and recorders.