F-883 Digital In Ear Adjustable Hearing Aid Sound Amplifier Voice
Enhancement

Product Description

eatures: 1. For persons with severe hearing loss; 2. Low noise, low distortion 3. Pocket design for portability 4. Anti-shock& anti-drop, user-friendly design 5. Super mini size & light weight, not easily to be seen 6. Reduce noise, provides good sound quality 7. Durable & reliable for long time use 8. Silicone earplugs in 4 sizes: fit most ears     Maximum output: 110d B 5d B Sound gain: ≥30d B Frequency Range: 300 Hz ~ 4000 Hz Power supply voltage: DC1.5V Current:≤4m A Battery Type: AG5/A13
Size:1.6*1.6*1.3cm   Package included: 1 x Hearing Aids 1 x English User Manual 2 x AG5 Button Cells 4 x Units of earplug of different size 1 x Case Note: 1. Adjust volume to the minimum before wearing. 2. Increase volume gradually to avoid sudden increase in sound. 3. If you hear a howling, check the ear (silica gel) is appropriate & whether the size of earplug is suit for you 4. Plug it tight, the appropriate choice of earplugs & plugged, make sure no air leakage. 5. Keep the earplug clean 6. Remove the battery if you don't use it for long time.