Digital CIC invisible hearing aids with 2 channel WDRC full digital processor and size A10
Model: G-11-D2
Brand name: Great ears
Features:
• Fully digital signal processing 
• 2 channels WDRC multi memories amplifier
• Excellent output performance with low distortion
• Microphone noise reduction
• Low battery warning indicator
• Volume control 
• Small size design

Data sheet:
Peak OSPL 90 (dB SPL): 115dB
HAF OSPL 90 (dB SPL): 110dB
Peak gain(dB): 34dB
HAF/FOG gain (dB): 30dB
Frequency range(Hz): 300-5000Hz
Distortion:
 500Hz: 2.5%
 800Hz: 2.0%
 1600Hz: 1.0%
Equivalent input noise (dB): 25dB
Battery size: 10A
Battery current(mA): 0.8mA

Add sound tips:
Advanced digital sound amplifier hearing aid device
Terms and conditions:
Payment terms: PayPal, Western Union, MoneyGram, T/T available
Lead-time: 2-5 days 
Shipping way: DHL/FedEx/TNT/UPS or by air, by sea-shipping
Warranty: 1 year and lifetime free service