1. This microphone uses a standard 3.5mm plug, which can be directly plugged into the interface and does not require an external battery. The frequency response range is 100-15KHz, and the sound pressure sensitivity is 38 +/- 3db, which has good directivity. 2. External stereo microphone. After connecting the iFP-890, it can be folded at 90 degrees. 3. Mini stereo dual-channel digital microphone, unique design, and , clear recording, 4. The high-quality microphone can record on , and the 3.5mm plug can achieve maximum conductivity and minimum noise 5. Connect directly to the mobile phone, faster and easier recording session , plug in the power operation without battery, and the reliability in all conditions Small and light weight, the microphone terminal is directly inserted, no battery , high performance suitable for music radio. Direction characteristics: single directivityx2. Colour: black Material: ABS+metal Size: 58x16x57mm Package Contents: 1 * 3.5mm Microphone Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.