AXON K-188 Mini In Ear Sound Amplifier Adjustable Tone Hearing Aid, K-1881. Invisible hearing aid sound amplifier. 2. Super mini size and light weight, not easily to be seen. 3. Adjust volume to the minimum before wearing. 4. Increase volume gradually to avoid sudden increase in sound. 5. Convenient for watching movie, enjoying the drama, attending meeting, or having class, it could help you hear the sound clearly and loudly. 6. Power by 2 x A10 Button batteries. 7. Ear universal hearing aid for Left Right. Specification:

Lightweight and ergonomic design is able to boost the grip experience to extend

after searching

5m / 30 minutes waterproof

Galaxy S21 FE 5G

Application: desk/tea table/bedside table/computer desk/desk

Installation steps:

it can easily reach and clean the hardest part

health and safety compliance

1 x Metal Triangle Spudger

making it a stylish accessory as well as a functional device

Battery Type: 502030 Polymer (Rechargeable Battery)

HIFI large unit