This is a recording sound voice changer. It is made of metal material, durable to use. It provides convenience in live streaming, recording, singing, and etc. Easy to use control panel, even beginner will have how to use it quickly, convenient to use. Features -Color: Black -Material: metal -Size: 14.50X10.80X4.50cm/5.70X4.24X1.77in USB charging: 5V Battery capacity: 1000mAh Support microphone types: condenser type, moving coil type Wireless version: .0 - Made of metal material for lasting use. - Built-in many sound modes and sound effects, easy to use. - Wide range of uses, suitable for mobile phone, computer and handset. - to or original sound, perfect for karaoke. - Professional pickup, low consumption and better stereo effect. Package list: 1 x Sound mixer 1 x Charging cable 1 x Manual 2 x Audio cables