Features: Insert and play, recognize external devices normally, easy to use. Adopting omnidirectional pickup microphone, high recording sensitivity for voice recording.<br/Quality shielded cable, blocking electromagnetic interferences, resistant to pulling and not easily broken. High density windproof effectively prevents exhalation, isolates noise and background noise interferences, and makes sound recording more detailed. Collar clip design, lightweight, will not collapse when clipped onto the collar, close to the sound source for precise sound pickup. Widely used for video recording, online live streaming, interviews, online courses. Specifications: Material: PVC Length: 1.5m, 2m, 3.0m, 4.0m(optional) Line length: 1.5m/4.92ft, 2m/6.56ft, 3.0m/9.84ft, 4.0m/13.1ft Applicable Model: for Action 3/4, for 360 X4 Sports Cameras Product Name: Collar clip microphone Frequency response: 20Hz-16KHz Impedance: 2.2KΩ Current consumption: ＜500uA Mic size: Ø6.0X2.7mm Sensitivity: -34dB±3dB (0dB=1Pa) Port: Type C straight head Package Includes: 1Pc Lavalier Microphone note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.