Feature Highlights: 1. Complete Multi-Function Sound Card – Packed with essential features yet simple to operate. Built-in lithium battery for portable use, compatible with both mobile phones and computers. 2. 3-Band Pitch Adjustment – Customize your sound with adjustable high, mid, and low pitch. Highs are full and clear with strong penetration, mids remain stable and smooth, while bass stays clean and transparent. 3. One-Key Vocal Cancelation – Instantly remove original vocals from tracks, making your live broadcast or performance sound clearer and more professional. 4. Live Mode & Voice Effects – Switch to live mode with one button for optimized streaming settings. Access professional electronic voice modulation and atmospheric sound effects to express mood and create a personalized broadcast style. 5. Smart Audio Processing – Automatically recognizes voice input and intelligently lowers background music volume for balanced audio. Features one-key voice beautification for enhanced vocal clarity. Product Details: This multi-function tuning sound card is designed for easy, professional-grade audio control. It supports universal connection to mobile devices and computers, and its built-in rechargeable battery ensures cord-free convenience. With adjustable pitch settings, real-time vocal effects, live mode optimization, and smart volume balancing, it helps you achieve clear, engaging, and professional sound quality—perfect for streaming, recording, karaoke, and online meetings. Specifications: - Color: Black - Material: Plastic - Size: 190 x 118 x 28 mm - Package Includes: 6 x Sound Card, 6 x Charger Cable, 6 x Live Connection Cable - Note: Only the listed items are included. Product color may vary slightly due to lighting and display differences. Allowable size error: +/- 1–3 cm.