20W Voice Amplifier for Teachers with Wired Microphone Headset, Rechargeable Portable Bluetooth 5.0 PA Speaker, 12H Working Time, for Teaching, Coach, Classroom (White)

• This product is a multifunction portable loudspeaker with sound amplifying, bluetooth, digital music playing function
• Using 20W high power speaker the sound effect is clear and loud, Sound covers 100 people in classroom
• Can be used as PA bluetooth speaker.Support TF card
• 2200 mAh large capacity battery, 8-12 hours usage, 4 hour charge
• Palm Size: 8.8 x 11.5 x 3.7 cm (3.4 x 4.5 x 1.4 inch), weight: 261g. Comes with hanging belt. Lightweight and easy to carry
• This voice amplifier amplifying your sound and saving your throat is the perfect companion for teachers, coaches, trainers, presenters, tour guides and classrooms

Specification: Name: Voice amplifier Bluetooth connetion: Yes Power output: 20W Frequency response: 50Hz-15000H Battery: built-in rechargeable 2200mAh lithium battery Usage time: 8-12 hours, Charge time: 4 hours Charging port: USB-C Wide application: address, class speaking, tour guide, club, presentations etc Dimension: 8.8 x 11.5 x 3.7 cm (3.4 x 4.5 x 1.4 inch) Weight: 261g Warm note: Please make sure you keep the microphone away from the speaker to avoid whistling sound. Package include: 1 x voice amplifier 1 x wired microphone 1 x waistband 1 x USB cable 1 x Manual