Behind-Ear Hearing Aid Mini Digital Sound

• Combines with 2 adaptable button batteries, easy to install and use.
• Filter out unwanted noise caused by airflow or wind deliver direct, powerful, and smooth sound right into your ear.
• Professional BTE sound amplifier, firmly adhere to your ear, transfer the clear sound and meanwhile avoid dropping out.
• Mini shape, separate wire and headphone, more conveient to wear.
• Provide improved technology for reduced electromagnetic interference.
• Suitable for severe hearing loss people.
• Smaller than a credit card, discreet enough to fit easily in your pocket or handbag.
• Presented with portable carrying case, easy storage and take away.

Specifications:

• Max sound Output: 130±5dB
• Sound gain: ≥ 50dB
• Total harmonic wave distortion: ≤ 5%
• Frequency Range: 300-4000Hz
• Input Noise: ≤ 30dB
• Voltage: d.c.1.5V
• Current:≤ 4mA
• Battery Mode: Button Batteries
• Item size: 4.7 * 4.7 * 0.9cm / 1.85 * 1.85 * 0.35in ( L * W * H )
• Item weight: 10g / 0.36oz
• Package size: 8.8 * 6.2 * 2.2cm / 3.5 * 2.4 * 0.87in ( L * W * H ) 
• Package weight: 47g / 1.66oz 

Package List:

• 1* Hearing Aid  
• 2* Earphone Rubber Mouth 
• 1* Operation Manual 
• 3* Earplugs
• 1* Carrying Case
• 2* Button Batteries