SHIDU 30W Waterproof Bluetooth Wireless Voice Amplifier for Teacher Headset Microphone Speaker as 5000mAh Power Bank M1000

SHIDU. Output Power: 30W. Lithium Battery: 3.7V/2500mAh2pcs. Charging Voltage: DC 5V. Working Time: With 50 Volume 8~10 Hours musical mode), 10~15 Hours MIC mode). Charging Time: 3~5 hours. Product Size: 159113*57mm. Unit Weight: 774g. Wireless Distance: 30-35m. IPX 5 Waterproof. Support AUX-Can Connect With PC And Work As Speaker. 3 IN 1 VOICE AMPLIFIER V5.0 BLUETOOTH SPEAKER MOBILE POWER BANK. This is not only a high power 30W with 4-inch trumpet nice voice amplifier which can project your voice clearly and loudly, but also can be used as a Bluetooth speaker and a power bank for emergency charging. The Loudspeaker volume is decent and could be intelligible from at least about 80m away. Supports TWS, FM, recording, loop playback, Aux input, micro SD card and U disk. UPGRADED WATERPROOF IPX6 DESIGN PERFECTLY FOR INDOOR AND OUTDOOR USE. This Bluetooth voice amplifier is designed with the silicone cases and interface to ensure waterproof, shockproof, dustproof, splash-proof, rainproof,