Function: 1. 8 types of sound changes: with 8 types of different sound changes, i.e. man to woman, woman to man, normal, lolita, child, youth, king, witch. You can also use the tuning button to customize each sound for more different sounds. Perfect for chatting with friends and entertaining, changing your voice in online games, etc. 2. 8 Built-in Sound Effects: Comes with 8 fun sound effects, just press the button for each sound to get interesting sound effects such as applause, kiss, laughter, delight, surprise, terror, raven and time. 3. Portable: The sound changer is small, lightweight, easy to carry, plug and play without installing any drive program. Simply connect the audio converter to another device, and then your sound will change. It is ideal for indoor and outdoor use. 4. To use the voice charger on your computer, you need an adapter. The audio changer interface is 3,5 mm, which is 0,14 inches, but the interface conversion cable must be purchased separately for IOS. 5. You can even play different roles in the game to surprise your friends. . i9 mini sound card PC voice changer Specification: Item Type: Voice Changer Material: PC Weight: Approx. 138g/4.87 oz Color: as shown Charging Voltage: DC5V Live streaming modes: 8 types Sound change modes: 8 kinds (can be tuned on 10 levels) Adjustable Electric Music: 10 scales BT version: 5.0 Battery: built-in lithium-polymer battery Battery model: 403040 Battery capacity: 450 mAh . i9 mini sound card PC voice changer List of packages: 1 x Voice Changer 1 x USB Charging Cable 2 x Voice Frequency Connection Cable 1 x User Manual in Chinese and English plug and play . i9 mini sound card PC voice changer