The length of the microphone is only 2.2 inches,,small and lovely. Compatible with iphone sumsung,laptop,computor,notebook and othe smart phone. For iPhone/ Android users, an adapter is required if your device doesn't have a 3.5mm interface. Desktop mic stand, easy to install.Mini handheld condenser microphone for voice recording & internet chatting. Just plug and record, anytime anywhere without external power supply.- Light weight, high quality, easy to take along. Please note the the phone of android only listen the song you sing after recording and the phone of IOS system can be listenning while singsing. p Uniwit Mini Portable Vocal/Instrument Microphone For Mobile phone laptop Notebook Apple iPhone Sumsung Android With Holder Clip /b - Instructions of microphone /b br Plug and Play: /b br Interface: Work with any 3.5mm-equipped device(Cellphone, Tablet, PC). br Headphone Connection. /b br When microphone is put on,the amplified mode of phone will beautomatically turned off, headset plugged in will be working directly. br No 3.5mm interface? /b br For iPhone/ Android users, an adapter is required if your device doesn't have a 3.5mm interface. - Specification: /b br Use:Mobile Sing;network recording br CONDENSER MICROPHONE. br Unidirectional br Frequency Response:30HZ~20KHZ br Ourput Impedance: 200 ̧ br Sensitivity:-30dB+/-3db(0dB=1V/PA AT 1KHZ) br Power:3V br Interface:3.5M(Work with any 3.5mm-equipped device). br Wiring lenghth:~1.5M - Package: /b br 1 * Mini Microphone br 1 * Stand For Microphone /p