Features: 1. Upgraded speaker: High frequency delivers clear sound details. Enhanced speakers provide rich audio performance, allowing you to hear subtle vocal nuances and instrument tones with exceptional clarity, creating an immersive listening experience. 2. Wide coverage range: The compact speaker with a built-in amplifier produces powerful sound output, covering an area of up to 200 square meters. 3. Dual noise reduction: Equipped with a 4-core AR chip and intelligent sound processing, it reduces background noise, prevents feedback and interruptions, and enhances audio clarity and depth for a premium audio experience. 4. Voice changing function: Offers multiple voice effects including standard, KTV, female, doll, and magic voice modes. One-touch switching allows instant voice changes. 5. One-touch mute: Instantly switch to mute mode to turn the original track into accompaniment, simulating a real KTV singing experience. Specifications: Playback type: Bluetooth connection Music playback time: 3-5 hours Frequency response range: 80Hz-20kHz Effective distance: 10M Charging standard: DC5V/1A Horn resistance power: 4Ω 6W Speaker dimensions: 11.2 x 7.5 x 8.9 cm (excluding handle) Microphone dimensions: 4 x 14 cm Material: Plastic Color: White, Blue, Pink Package dimensions: 22 x 20 x 2 cm Weight: 460 g Package Includes: 1 x Speaker 2 x Microphones 1 x Charging Cable 1 x User Manual