15W Portable Voice Amplifier with Wireless & Wired Microphones — 7.4V Lithium Battery, 20m Range, FM, USB/TF, One-Key Recording

Compact 15W portable PA system designed for classroom, conference and tour use. Powered by a 7.4V large-capacity lithium battery, this unit delivers boosted decibel output from the 15W loudspeaker and can be placed on a podium or desk while a wireless microphone provides easy amplification up to 20 meters. The high-sensitivity microphone uses a digital smart microphone chip with digital noise reduction; the speaker’s body also includes noise-reduction functionality and uses intelligent decibel judgment to suppress background noise. Features include one-key recording, FM radio, and full connectivity: U disk read, TF card, mobile phone playback, and computer connection for audio playback. Supplied with a standard wired microphone plus a wireless mic; charging takes 4-6 hours and the battery supports continuous use for 12-15 hours. Ideal for teaching, training, tour guiding, conferences, promotions, events, hospitals, banks and other institutional uses.