【Wireless Connectivity】Enjoy hassle-free connection with Bluetooth-compatible 5.3 technology for seamless audio streaming. 【Powerful Sound】Experience clear and loud audio with a 5W HiFi-grade speaker, delivering high-fidelity sound quality. 【Versatile Voice Effects】Explore 5 different voice modes including original, male, female, monster, and baby voice for fun and creative singing. 【Advanced Audio Controls】Fine-tune your performance with adjustable accompaniment, reverb, and original voice cancellation features. 【Multiple Input Options】Supports various audio sources including Bluetooth-compatible, AUX, TF card, and USB for maximum flexibility. 【Colorful Light Effects】Enhance your singing experience with vibrant LED lights that create an exciting atmosphere. 【Compact and Portable】Sleek, miniature design makes it easy to carry and use anywhere, perfect for children's entertainment on-the-go. Specifications: Speaker: ES57-12 4Ω 5W Frequency Response: 90Hz-18kHz Maximum Sound Pressure/Distortion: >90dB 1kHz THD ≤3% Bluetooth-compatible Version: 5.3 Rated Voltage: DC5V≤1A Battery Capacity: 1200mAh (speaker), 500mAh (microphone) Playtime: 3-4 hours Charging Time: 2-3 hours Connectivity: Wireless Bluetooth-compatible Ports: TF card slot, charging port, USB Microphone Material: ABS Speaker Dimensions: 86*70*86mm Microphone Dimensions: Φ38*135mm