Portable Hearing Aids For Deafness Elderly Adjustable Sound Amplifier Wireless Deafness Headphones First Aid Listening Device aparelho auditivoTechnical Specification:* Max Out : 126 ± 4dB* Max Gain : 47 ± 5dB* Harmonic Dist: ≤ 5%* Frequency Range : 300Hz ~ 4000Hz* Equivalent Input Noise : ≤ 32 dB* Standard Battery: AG13* Voltage: 1.5V* Current: ≤ 3.5 mA*ON-turn on*OFF-turn off*Volume Control: 0-4(small to loud)*Product Weight: 4gProduct Information:1. The wire plug connected to the headset. Then earplug connector (hard) to the headset, earbuds (silica ) to connect to the headphone connector pedestal2. The battery installation: Gently open the battery compartment cover, put a battery into the battery compartment in the right direction, then close the battery compartment .3. Before you use this item ,you have to turn the ON-OFF switch to Off, and turn the sound volume to minimum4. Then put this item on you ear, keep it tightly5. Next, turn this item ON, adjust the volume until you hear clear sound
About shippingShipping and Packaging All items will be double checked and well packed before sending.Items will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer).
Special Announcement:Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .
Your 100% satisfaction is very important to usIf the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.