20W Voice Amplifier — Wired & 2.4G Wireless Microphone, Bluetooth 5.0 Portable Speaker/Megaphone for Teachers, Tours & Schools, FM Radio, Long Working Hours

Compact 20W voice amplifier built for teachers, tour guides, market stalls and public announcements. Supports both wired and 2.4G wireless microphones and includes Bluetooth 5.0, FM radio and long working hours for extended use. Ideal for circulation propaganda, outdoor stalls and classroom use. Features one-key recording and classroom recording playback, plus promotional playback. Playback options include U disk, TF card and AUX input — the unit offers automatic reading and supports multiple audio file formats. Designed for convenient transport: double-hook construction with a high-quality woven strap whose length is adjustable, suitable for wearing on the back, hanging or carrying.