The length of the microphone is only 55mm,small and lovely. Compatible with ,laptop,computor,notebook and smart phone. Desktop mic stand, easy to install.Mini handheld condenser microphone for voice recording and 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. Color:Rose gold pink blue silver Use:Mobile Sing network recording CONDENSER MICROPHONE Unidirectional Frequency Response:30HZ-20KHZ Ourput Impedance:Less than 200 Sensitivity:-30dB3db(0dB=1V or PA AT 1KHZ) Power:3V Interface:3.5M(Work with any 3.5mm-equipped device) Wiring lenghth:-1.5M This product contains four microphones, so you can change the style at any time Material:ABSandmetal Package Contents: 4 x Mini Microphone 4 x Dust cover Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.