Portable Adjustable Pocket Hearing Small for Better Hearing Voice Sound Amplifier Elderly Ear Care Products

Characteristics: hearing Integrated 400mAh lithium battery, 8 days working time after charging 1 time Battery charge up to 2000 times DC 3.7V, loud and clear voice Maximum sound gain up to 56dB ± 5dB LED light indicator O-H-N switch (on / off switch, low frequency setting) O ~ 4 volume control Main unit size 29 * 20 * 80mm Different size noise prevention ear plugs for your selection Uses the most splendid lithium battery supply, provides the battery charger, no need to replace the battery Specs: Hearing super long standing on time: Maximum sound output: 127 ± 4 dB Maximum sound gain: 48dB ± 5dB Harmonic Wave Distortion: ≤ 5% Frequency range: 450 ~ 3500hz Input noise: ≤ 32 dB Battery: lithium battery Operating Voltage: DC 3.7V Operating current: ≤ 3mA Net weight: 200g Color box size 80.5 * 28.5 * 17mm Special function key: Graphite Crucible Mini Gold Furnace Metal Melting Torch: 1 x earphones 1 charger (110-240v) 4 x earplugs 1 x User Instruction Booklet 1 x earphones Note: 1. Set the volume to minimum before use. 2. Choose a slightly larger size earpiece to avoid . 3. Increase the volume gradually to avoid a sudden increase in sound. 4. If you hear a howling, check that the ear (silica ) is appropriate and if the size of the plug is tight, the proper choice of ear plugs and plugged in, make sure there is no air leakage. 5. Keep the ear plug clean 6. Remove the battery if you don't use it

About shping
Shping and Pack All it will be double checked and well packed before sending.It 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 e 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 resoe 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 ant to us
If 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.