Description: This microphone is designed with 3 layers noise reduction function giving you a good singing experience of echo effect reverberation you can order according to your like. The wireless microphone is suit for different kinds of devices such as phone laptop computer and others and the bluetooth type is easy to connect making your using more convenient and easier. This microphone is designed with small size and light weight that is convenient for you to store and carry when not in use will not tale so much space. There is designed with built-in battery that is convenient for you to charge and it can be used for a long time with fully charge you can order without worries. This kind of wireless mic is designed with voice changing function you can pick the favorite one to use making your party more interesting. Specification: Material: ABS plastic aluminum alloy. Color: show as pictures. Size: 7.5*25CM. Output Power: 5W. Power Supply: MA Polymer. Battery Capacity: 1200mAh. Charging Voltage: DC 5V/1A. Frequency Range: 100hz-10khz. Reverberation Mode: Echo Effect. TF Card: 32GB MAX (Not Included). Maximum Sound Pressure Level: >115dB 1KHz Thd<1%. Note: Please allow slight deviation for the measurement data. Due to the light and screen difference the item s color may be slightly different from the pictures. Package included: 1x microphone. 1x charging cable. 1x audio cable. 1x manual.