Being able to hear is one of life's simple pleasures.Dont allow the loss of sound be the loss of your happiness as well.

BENEFITS

• Has a unique small design so it is very discreet and nearly invisible when worn.
• Has a powerful flagship chip that's why it is suitable for mild-to-severe hearing loss.  
• Has built-in wind noise suppression system so you can hear your loved ones clearly.
• Extremely easy to use & adjustable. Set up and ready to use in seconds.
• Adjusting the volume is also quick and easy by turning a volume dial.  Very convenient.
• Fits comfortably and is one size fits all. 

HIGHLIGHTS:

• Post ear design
• Smart noise reduction
• Smart chip
• Long battery life

Features

• Maximum sound output: 130 +_ 5dB
• Sound gain: more than 50dB
• Total harmonic distortion: less than 5%
• Frequency range: 300Hz ~ 40000Hz
• Input Noise: less than 30 dB
• Operating voltage: 1.5V Battery model LR44
• Current: less than 4mA Weight: 74g

Instructions:

The wire plug connected to the headset.

Then earplug connector (hard) to the headset, earbuds (silica gel) to connect to the headphone connector pedestal The battery installation: Gently open the battery compartment cover, put a AG13/LR44 battery into the battery compartment in the right direction, then close the battery compartment . Before you use this item ,you have to turn the O-N switch to O(off),and turn the sound volume to mini mum Then put this item on you ear, keep it tightly Next, turn this item on(O-N to N), adjust the volume until you hear clear sound