2.4G Wireless Connectivity:Employs 2.4G wireless tech for stable connections and lower power consumption, ensuring a hassle-free experience. Long-lasting Battery Life:Enjoy 28 hours of continuous use on a single charge, thanks to the Tesla-grade lithium battery's efficient power management. High-Fidelity Sound Quality:Equipped with 77mm high-sensitivity speakers, the microphone faithfully restores audio details for a louder, clearer sound. Extended Wireless Range:With a 20W power output, the Kinglucky M10 offers a 30-meter wireless range, ideal for classroom teaching. Microphone Dual Noise Reduction Technology:Features DSP+ANC dual noise reduction chips for crystal-clear audio, ensuring no whistling during use. Hign-concerned Chemical:None Diaphragm:S-Mall Communication:WireLess Set Type:Single Microphone Transducer:Condenser Microphone Use:Teaching Style:Lavalier Microphone Origin:Mainland China Color: Black Material: PC Package Contents: 1*Amplifier 1*Wireless Lavalier Microphone 1*Headset Microphone 1*Hand Strap 1*Charging Cable