i9 Sound Card Voice Changer
The i9 Sound Card Voice Changer is a compact, ultra-thin portable audio processor used for real-time voice disguise, livestreaming, and gaming. It features hardware-based processing that works instantly across multiple platforms without requiring any drivers or software. [1]
Key Features and Specifications
- Voice Profiles: Changes pitch to 8 standard profiles including male-to-female, female-to-male, baby, youth, king, and witch.
- Fine-Tuning Levels: Includes up to 10 fine-tuning adjustment steps per mode to refine the realism of the output voice.
- Fixed Sound Effects: Comes with 8 atmospheric ambient button triggers such as applause, laughter, surprise, and crow sounds.
- Electronic Tones: Offers 10 to 16 electronic music pitch correction tones for karaoke or autotune singing effects.
- Audio Tools: Includes physical buttons for noise reduction, auto-ducking (attenuating music when you speak), and a vocal remover feature.
- Hardware Specs: Built-in 3.7Wh lithium battery supporting 5–6 hours of continuous runtime. [1, 2, 3, 4, 5]
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Platform Compatibility & Connection Setup
The device utilizes a 3.5mm TRRS analog audio connection interface, making it universally functional across multiple platforms: [1, 2, 3, 4]
- Mobile Devices: Connects directly to Android or iOS smartphones using the included 3.5mm aux cables or Type-C/Lightning adapters.
- Gaming Consoles: Plugs directly into the 3.5mm headset port of PS4, PS5, or Xbox controllers to change your voice seamlessly in live multiplayer party chats.
- Computers: Operates as an external USB audio source or analog mic input for PCs and laptops.
- Wireless Accompaniment: Connects via Bluetooth to an external phone to stream background tracks or music directly through the soundboard












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