Portable Voice Amplifier SHIDU 18W S512 Personal Wired Microphone Headset and Speaker Mini Waistband Pa System for Teachers Coaches Elderly Singing Classroom Tours Fitness Instructors Kids

â™šFeatures:
1.SHIDU patented appearance;
2.Stylish,ergonomic and comfortable design;
3.Built-in high fidenlity magnetic speaker
4.Light,durable and wear-resistant ABS plastic housing
5.Built-in high performance and large capacity lithium battery
6.Strong anti-jamming technology enabling simultaneous use of several amplifiers
7.Support TF card and USB flash drice for playing MP3 audio file

â™šUsage Notices:
1.For best amplify effect,please put microphone 0.5-1 icch in front of mouth and aim to mouth.If there is any squeal,please turn down volume or take microphone a little far away from mouth to avoid disturbance.
2.Please fully charge to ensure lithium battery lifetime;frequently charging will speed up battery chip ageing;charge every 2 months if don't use for long time.
3.Aim at the MIC capsule when speaking and keep the distance between voice amplifier and MIC longer than 25 in avoid howling.
4.The amplifier should be kept in dry and ventilated area,rain,water,thump should be avoided.
5.Original accessories are suggested if they need to be replaced.

â™šCaution and Trouble Shooting
1.Switch on the speaker but no sound
A.No light on screen,no power,please charge
B.MIC in correct slot or not
2.With sound distortion
A.Adjust MIC to correct play and ensure to mouth
B.Ture down volume when space is small.

â™šAfter-sale Service:
1.Any user who buy our products of voice amplifier will enjoy one-year free warrant
2.If you have any questions about our product,please feel free to contant with us,we will try our best to provide you the best service.Our email:[email protected]
â™šSpecification
Output power: â‰¤15W
Frequency response:90Hz--18KHZ
Charging voltage:DC,5V--1A
Work temperature:-10Â°C--45Â°C
Charging time:5H-6H
Amplify time(50% volume):5H-7H

Consumer Alert: Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device.
Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888- CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCC's wireless microphone website at fcc.gov/cgb/wirelessmicrophones.
Consumer Alert: Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device.
Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888- CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCC's wireless microphone website at fcc.gov/cgb/wirelessmicrophones.

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