Tt keeps the sound clearly and loudly,entirely satisfying 100-150 square meter
Peak Power output: 25 W
Frequency response: 100hz ± 13db1khz ± 1db
Voltage : 7.4v
Speaker Sensitivity: 53 dBV/A +- 3 dB
Power Source: Built-in Lithium battery 1800mAh
Battery recharger: Generally more than 3-5 hour (long durable time to 15-20 hours when battery charger completed)
Possible Uses: Costumes, Props, Electronic sound effects, MP3 player, Teachers, Professors, Ministers, Coaches, Tour guides, and Presentations.
Micro SD card and USB input Jack.
Brand new and high quality
This speaker system is good for use at the office,home and wherever else
Fashionable design, portable and light weight
Loud sound and clear tone quality
Turn on/off switch
Can also be used MP3 speaker. The amp has a microphone input and a MP3 input . The amp will accept signals from both input ports and out through the speaker at the same time.
Sound covers over 100-150 square metre
Multi-functional product which has USB/SD socket to play audio files from Flash Disk and Micro SD memory card. It also has the FM feature for people to listen to the radio. You can still speak through microphone while the amplifier is playing audio files.(If you play music continuously, the battery will be used up quickly
Battery have long performance life.
"YOUR SATISFACTION IS OUR PRIORITY"
Recently There Are A Lot Of "Part Time Seller", Selling Their Low Quality Products Extremely Cheap With Various Duration Of Warranty.
Please Take Note That These Part Seller Do Not Have Any Physical Shop Or Office. What If They Just Change A New Number Or Switch Off Their Phone If You Need Their Help?
Don't Simply Wasting Your Money With A "Part Time Seller"
Think Twice Before Purchase.
Mini Portable Voice Amplifier Used for professional class room Teaching.