【Dual-Function Design】 Combines a wireless microphone with a BT speaker for versatile use in singing and audio playback 【Child-Friendly Features】 Cartoon-inspired design appeals to children, making it ideal for early education and karaoke activities 【High-Quality Audio】 Features a capacitive microphone with high sensitivity and clear sound reproduction, ensuring excellent voice capture 【Powerful Speaker】 5W output power delivers robust sound for an immersive listening experience 【Multi-Input Options】 Supports BT, TF card, and AUX input for flexible connectivity with various devices 【Long Battery Life】 Offers 6-8 hours of playtime, perfect for extended use during lessons or entertainment sessions Specifications: Model: K12 Microphone Type: Capacitive Transmission Power: 4 dB Receiving Sensitivity: -85 dB Signal-to-Noise Ratio: >80 dB Total Harmonic Distortion: <3% Output Power: 5W Speaker Specifications: 56mm, 4Ω/5W Frequency Range: 100Hz-18KHz Power Supply: 5V/1A Charging Time: Approx. 3-4 hours Playtime: Approx. 6-8 hours Speaker Battery Capacity: 2000mAh/3.7V Microphone Battery Capacity: 500mAh/3.7V Speaker Dimensions: 110*50*150 mm Microphone Dimensions: 100*28*28 mm Net Weight: 415g Audio Input: BT/TF Card/AUX