Welcome to our store! 1. SCOPE OF APPLICATION: The 3.5mm TRS patch cable is suitable for connecting a recording microphone with a 3.5mm TRS input to smartphones and other electronic devices with a 3.5mm TRS jack, such as the Rode SC2, Galaxy Note 8/9, etc. 2. EASY CONNECTION: The 3.5mm TRS patch cable is perfect for connecting the iPhone's output to a DSLR or camcorder, allowing you to capture audio to the camera while recording broadcast-quality tracks. 3. OXYGEN-FREE COPPER: The 3.5mm TRS to TRS patch cable is made of oxygen-free copper conductors with aluminum shielding that effectively blocks 99% of interfering signals, eliminates noise, and ensures HiFi sound quality transmission. 4. EASY TO USE: Simply connect the 3-pin black end to an external microphone, such as a BOYA, Deity Video Microphone, or Rode VideoMicro, and the other end to a camera, camcorder, or VCR. 5. ADJUSTABLE FROM 20 TO 50 CM: The 3.5mm TRS to TRS microphone patch cable is compatible with Nikon DSLR cameras, Lumix cameras, and Zoom H1 H6 handheld camcorders. The cable length is adjustable from 20 to 50 cm for ease of use. Item Type: 3.5mm TRS Patch Cable. Material: PVC, Oxygen-Free Copper. Interface: 3.5mm Audio. Cable Length: Adjustable: 20-50cm/7.9-19.7in. Compatible devices: For BOYA, for Rode SC2, for iPhone, for iOS tablet, smartphone connection, video microphone. 1 x 3.5mm TRS connection cable. Customers are our priority. If you encounter any problems with your product after receiving it, such as damage or an incorrect quantity, please contact us immediately. We strive to provide you with the best customer service.