Cofoe® ZDB-100M Invisible USB Rechargeable Deafness Hearing Aids Sound Amplifier Voice Enhancement

Features: 1.Micro BTE and air Construction design 2.Full digital circuitry 3.More natural, clear sound and great listening comfort 4.Gradually and comfortably increases sound levels according to your unique needs by digital volume control 5.Durable,long-lasting hearing instrument inside and out 6.Reduces unwanted background noise by adjusting focus using different channels 7.Invisible, charge by power supply or usb supply 8. 4 volume levels for you to adjust 9. With rechargeable function, no need to change battery 10. Charging Time: 4-8hours 11. This hearing aid is packaged in a nice retail box which is perfect for retailling Description: Item Type: Invisible Hearing Aid Brand: Cofoe Model: ZDB-100M Voltage: 110V-220V Charger: DC 5V/200mA OSPL:130dB OSPI:115dB Sound gain: 35dB Total harmonic wave distortion 8% Frequency range 200Hz-3500Hz Weight: About 7g Adapter: We will send you an adapter (this is just plug adapter,not the transformer's adapter) according to your living country Package Included: 1 X Invisible Hearing Aid 5 X Eearplug(different size) 1 X USB Charger Stand 1 X US Charger 1 X Cleaning Brush Notes: You need to turn off the hearing aid when charging(Put down the on/off button). When you charge correctly, you could see the charging light is on. If you hear the whistling sound, please make sure if you put the earplug tightly, or if you use a appropriate size earplug. Turn off the hearing aid when you charge it. Other Cofoe Mini Hearing Aid: Cofoe D-C-C1L Mini Digital In Ear Invisible Deafness Hearing Aids Sound Amplifier Voice Enhancement http://www.banggood.com/Cofoe-D-C-C1L-Mini-Digital-In-Ear-Invisible-Deafness-Hearing-Aids-Sound-Amplifier-Voice-Enhancement-p-1061900.html