XUAN Personal Sound Voice Amlifier Behind Ear Hearing Aids Hearing Digital Rechargeable Ear Hearing Aid Ear Amplifier Assistance Device Fits both left and right ears

Normal operating conditions:
Ambient temperature 5 ? ~ 40 ?
Relative humidity ? 80%
Atmospheric pressure 86kPa ~ 106kPa;
Power supply voltage d.c.1.4V, with a relative error of +5%, -10%.
Appearance and structure
Hearing aids appearance should be correct, color should be uniform, the surface should be no burr, flash, depression, scratches and other defects.
The direction and direction of the volume adjustment should be expressed in words or quantities; the polarity of the battery should be marked accordingly.
Hearing aids should be fully assembled parts, fixed and reliable, the adjustment button, the switch should be flexible and effective.
Electro – acoustic performance
Maximum saturation sound pressure level

Product Features

  • 100% Brand New and High Quality
  • Sound amplifier helps to amplify sound up to 30x with low background noise.
  • Best hearing keep the ear tips clean and replace.
  • Use range: for air-induced hearing loss in patients with hearing loss
  • Function: suitable for people with hearing loss need to enlarge the sound of the occasion to use

Click Here For More Information

G&M Personal Sound Voice Amlifier Behind Ear Hearing Aids Hearing Digital Rechargeable Ear Hearing Aid Ear Amplifier Assistance Device

Normal operating conditions:
Ambient temperature 5 ? ~ 40 ?
Relative humidity ? 80%
Atmospheric pressure 86kPa ~ 106kPa;
Power supply voltage d.c.1.4V, with a relative error of +5%, -10%.
Appearance and structure
Hearing aids appearance should be correct, color should be uniform, the surface should be no burr, flash, depression, scratches and other defects.
The direction and direction of the volume adjustment should be expressed in words or quantities; the polarity of the battery should be marked accordingly.
Hearing aids should be fully assembled parts, fixed and reliable, the adjustment button, the switch should be flexible and effective.
Electro – acoustic performance
Maximum saturation sound pressure level

Product Features

  • 100% Brand New and High Quality
  • Sound amplifier helps to amplify sound up to 30x with low background noise.
  • Best hearing keep the ear tips clean and replace.
  • Use range: for air-induced hearing loss in patients with hearing loss
  • Function: suitable for people with hearing loss need to enlarge the sound of the occasion to use

Click Here For More Information

Voice Amplifier, SHIDU SD-S516 (UHF) 30W Voice Amlifier with 4000mAh Rechargeable Lithium Battery, UHF Hand-held Wireless Microphone, for Teacher / Coaches / Tour Guides / Yoga Instructor and More (Black / 30W)

SHIDU SD-S516 (UHF)

+++ The Sound of Change +++

Main features:
◆ SHIDU patented appearance;
◆ Stylish, ergonomic and comfortable design;
◆ High power double magnetic trumpet — more clear and penetrating;
◆ Remote control;
◆ UHF hand-held wireless MIC with built-in 1500mA Lithume battery;
◆ Adopt 3.5 inch Hi Fi double magnetic big-size trumpet, maximum peak up to 30W;
◆ Adopt SHIDU Acoustic amplification electroacoustic system;
◆ Equipped with SHIDU special acoustic microphone — Hi Fi original sound amplification;
◆ Super MP3 audio encoding technology — support TF card & U flash disk;
◆ One touch Hi Fi recording;
◆ Support AUX — can connect with PC and work as speaker;

Specification

1. Output power: 30W
2. Charging Voltage: DC 9V, 650mA
3. Lithium battery: 3.7V/2000mAh*2pcs
4. Working time: 6~8 hours (musical mode), 10~12 hours (MIC mode)
5. Charging time: 3-5 hours
6. Product size:123*99*48mm
7. Unit weight: 298KG
8. Working temperature: -10℃~45℃
9. Frequency response: 90Hz~18KHz
10. Sound coverage: 3000㎡

What You Get: (Total 10pcs)

1 X main machine
1 X waistband
1 X SHIDU wired microphone
1 X Hand held microphone
1 X USB charging cable
1 X 3.5mm audio cable
1 X DC9V 650mA adaper
1 X DC5V 500mA adaper
1 X Remote control
1 X Instructions

Warranty:(1 Year) If the product break down under the normal work condition, you can ask for replacing and returning accordingly…Enjoy your purchase:)

Product Features

  • ✔ 30W Wireless super powerful voice amplifier/speaker.
  • ✔ Comes with wireless and hand-held microphone, more choice for speaking.
  • ✔ Built-in 3.7V / 4000mAh removable and rechargeable high capacity Lithium battery.
  • ✔ Long standby time: 6~10 hours (musical mode); 12~18 hours (MIC mode).
  • ✔ Can be used as computer speaker, super MP3 audio encoding, support TF card & U flash disk.

Click Here For More Information