Detailed product description:
rechargeable, work for about 20hours after fully charged
bluetooth type, invisible, nobody knows it's a hearing aid
built in 70mah lithium battery, it can work for about 20hours continuously after fully charged.
On/off switch
volume control
different size noise prevention earplug
good sound quality, 30 meters away
use the most splendid lithium battery power supply, provides the battery charger, rechargeable for 1000 times
strict quality control, test by the hearing aid test machine of fonix 6500-c,fonix 7000 and cr6128
content :
•1 x hearing aid
•1 x carrying case
•1 x charger (110-240v.)
•3 x earplugs
•1 x user instructional brochure