Features:

• Discreet and nearly invisible when worn. If fits snugly in your ear canal and is almost impossible to see from the front.It's only 0.7 x 0.47 inches in size (1.8cm x 1.2cm) and you won't even know you're wearing it.
• Suitable for mild-to-severe hearing loss. Don't let the size fool you. These hearing devices are very powerful and you will notice a noticeable difference once worn.
• Programmed with intelligent background noise reduction. Soft speech is boosted and loud noises are suppressed, while our new feedback compression system eliminates unwanted whistling and feedback sounds.
• Built-in wind noise suppression system. No more whistling noises in windy environments. You can now wear your hearing device and not worry about the weather affecting the sound!
• Extremely easy to use & adjustable. Set up and ready to use in seconds. Adjusting the volume is also quick and easy - simply turn the adjustment dial with the included tool to control the volume.
• Fits comfortably and is one size fits all - it comes supplied with three silicone fitting tips to ensure a comfortable fit. There's no need to visit an audiologist for fitting and it’s a simple process that doesn’t require custom individual ear impressions (another reason why traditional hearing devices can cost so much)

Specifications:
Max sound out put:112+/- 3dB 
Sound gain:>= 28dB+/- 2dB 
Total harmonic wave distortion:<= 3%
Frequency range:300-4800MHz 
Input Noise:<=26dB 
Voltage:d.c.1.4V 
Current:<=1.2mA

Package Include:
1 x WD03 Invisible hearing aid
1 x Cleaning brush 
6 x Earplug 
1 x A10 Battery 
1 x User manual 

Shipping Information

Delivery Time:

1.Oxygen Concentrator

Handling Time: 1-2 Business Days
USA Address: 3-5 Business Days
Other Address: 10-15 Business Days
India Address: 7-18 Business Days

2.Related Products: 10-14 Business Days

Shipping Costs & Tax
1. Free Standard Shipping on all items to the US.
2. $10 Shipping Fee to Canada.
3. $100-$500 Shipping Fee to Mexico and India.
4. No sales tax

Shipping Locations
1. Shipping is only valid for shipping addresses in the United States, Canada, Mexico, India excluding Alaska, Hawaii, Puerto Rico, and Guam.
2. We do not deliver to PO Box addresses.

Shipping Methods
All orders are shipped out via UPS or USPS or Fedex or DHL.