[At Least 10 Different Sound Changes]- This Hand-held Voice Changer has at least 10 different sound changes, Male to female, Female to male, Normal, Robot, Lolita, Baby, Youth, King, Witch, Optimus Prime. You can use the "Finetuning" button to adjust each sound, making you to get more different sounds. Perfect used for making calls and entertainment with friends, voice change of online games, etc. It is a must-have device. [Built-in 8 Sound Effects And LED LED Color Light]- It comes with 8 fun sound effects, you just need to press the button of each sound effect to have interesting sound effects. The eight sound effects are Applause, Kiss, Laughter, Cheer, Surprised, Show up, Crow, Time.The i9 voice changer uses LED color lights, very cool, the lights have a separate button to control the off. [Convenient to Use and Easy to Carry]- Very small, convenient to carry, plug and play. Very easy to use, and no need to install any driver. Just connect this sound changer to other equipment, and your sound will change as you please. It is very suitable for indoor and outdoor to use. [Device Compatibility]- This sound effects device can be used on any mobile phone, computer, tablet for iPad, PS4 game console, XBOX game console, Switch, Apple iOS systems, mobile Android systems and any game platform. When use voice charger on PC, need a adapter. The interface of this voice changer is 3.5mm type, Apple iOS system needs to purchase a separate interface conversion cable to use the device. [Disguise Your Voice]- This voice changer device can make your life more interesting. You can connect it to your phone,PS4,Xbox and disguise your voice when you're talking to others. This voice changer can be used to harass your friends, making a lot of interesting reactions for you, especially in online games because no one knows who you are. You can even play different cha