1. Total length of product: 25mm
2. Frequency response: 50Hz-20KHz
3. Impedance: 2.2k ohm
4. Directionality: omnidirectional
5. Plug: 3.5mm commonly used plug
6. Material: plastic
7. Application: game console/mobile phone/laptop/tablet/recording pen etc. to improve the sound quality of the original built-in microphone
8. Microphone size: 4.5X2.2mm
