K11 Wireless Bluetooth Microphone with Speaker

• K11 wireless microphone with built-in speaker, ideal for karaoke and parties. • Features Bluetooth 4.0 for stable wireless connection to smartphones and other devices. • Rechargeable 1800mAh battery provides up to 6-8 hours of playtime. • Clear sound quality with adjustable echo effect for enhanced singing experience. • Portable and lightweight design with easy-to-use controls. • Compatible with most singing apps and devices supporting Bluetooth audio output. • Brand new condition, never used.