1. Active sound technology for high sound quality 2. Made of high quality , shockproof and durable 3. Type-C / 3.5mm interface, no need to drive, strong compatibility 4. Play and plug 5. Can be rotated 90 degrees to meet different needs Note : Type-C : is digital decoding, if you use analog decoding, the phone will not match Specification 1. Microphone core type: electret condenser microphone 2. Frequency range: 50-16000HZ 3. High-quality sensitivity: -22dB+/-3dB (0dB=1Pa) 4. Directivity: omnidirectional 5. Signal-to-noise : 60DBSPL 6. Impedance: less than 2.2K Ohm Colour:as shown :plastic+metal Package Contents: 1 x Type C Mini Microphone Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.