Feature:1. FINE TUNING: This handheld sound changer has at least 7 different sound changes, and you can use the fine tuning button to adjust and make you get more different sounds.2. 8 EFFECTS: With 8 kinds of interesting sound effects, also provide rich simulation scene modes, such as KTV, DJ, phonograph, and recording studio.3. WIDE COMPATIBILITY: Can be used on any mobile phone, computer, tablet, game console, switch. You need an adapter when using on computer, for iOS system needs to purchase a separate interface conversion cable.4. EASY TO USE: Plug and play, no need to install any driver, just connect the voice changer with the device, compact in size and convenient to carry.5. INTERESTING LIFE: You can change your voice when you talk to others on phone calls or gaming, make your life more interesting.Specification:Item Type: Voice ChangerMaterial: ABSColor: BlackBattery: Polymer lithium ion battery (built in) Battery Capacity: 300mAhCharging Interface: Micro USBMobile Phone Interface: 3.5mmHeadphone Connector: 3.5mmSignal to Noise Ratio: 106dBDynamic Range: 106dB.Package List:1 x Voice Changer1 x USB Charging Cable1 x 3.5mm Audio Cable1 x User ManualNote:1. The mobile phone for IOS needs to be equipped with a transfer cable, and the transfer cable must have the audio transmission function (it is recommended to use the original cable), otherwise there is no sound output;2. To use the product, you need to plug in the headset and speak into the microphone.