Features: Dual-head omnidirectional condenser lavalier mic for two-way clear sound recording, cable length 2.5m/8.2ft. Diameter 2.5mm silica-gel cable material, powerful and durable. Aluminum alloy mic-shield ensure excellent anti-interference function. Packed with windscreen and furry cover to efficiently minimize environmental noise. Wide application, suitable for most smartphone, Camera/Camcorder, DV, and for GoPro series action camera. Simple for professional sound recording in interview, on-line teaching, meeting, video speech etc. Portable bag for convenient carrying.