The length of the mini microphone is only 60mm, small and lovely. Compatible with laptops, computers, laptops and other smartphones. This headset sized mini microphone allows you to perform singing and language training anytime, anywhere, camping in the wild or live outdoor, where concert venues and foreign language practice environments are ubiquitous. There is no need for external power supply to record anytime and anywhere. -Light weight, high quality, easy to carry. Desktop microphone stand, easy to install. Mini handheld condenser microphone for recording and chatting online. If you have any questions about our products, please feel free to contact us by email, I will give you an accurate answer within 24 hours