Features: The I9 Voice Changer Set offers multifunctionality with integrated voice modulation, recording, and sound effect processing,perfectly for users effortlessly switching between various auditory effects. 16 electric tones. In the electric effect you can sing a song with 16 sound effects, rich gameplay experience Intelligent modification of sound.external interferences resistant, with noise reductions function. 8 live sound effects to control room. 8 kind of warmming up sound effects.Easy to heat up the atmosphere of the live broadcast, live interesting Bluetooth-compatible accompaniment transmission. Simple and convenient, enjoy the music Mobilephone size and thin body. Just need a mobilephone with the sound card, a headsets, you can live broadcast at any time . Specifications: Type: I9 Sound card Material: ABS Size:about 9x6cm/3.54x2.36in Color: Black Main frequency: Double cored Charging port: USB microed Signal-to-noise ratio: 106db Dynamic ranging: 106db Headphone: 3.5mm Mobile phone interfaces: 3.5mm Charging input: DC5V1A Battery capacity: 600mah Supported devices: For phone, PC, tablets, for Pad Supporting: singing, KTV, electric sound, Shouting, reverbing, change sound, original sound Package Includes: 1Set I9 Sound Changer note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution