Product Description W-King:KS01 Hight Fidelity Vocie Amplifier Portable Bluetooth Speaker (Black) Wireless Teaching Speaker 5W output power per USB,TF CARD,AUX Built-in 1500 mAh battery Use Continuous work for 6-8 hours 100% genuine wking !!Free [microphone and sash] Hight Fidelity Vocie Amplifier Portable Bluetooth speaker Wireless speaker, teaching books 5 watts of power output Connect USB,TF CARD,AUX Built-in 1500 mAh battery Can be used continuously for 6-8 hours 100% genuine wking
