1. Material: ABS
2. Hearing aid battery capacity: 40mAh
3. Charging compartment battery capacity: 400mAh
4. Hearing aid charging time: about 2-3h
5. Charging port: Type-C

Features:
1. Touch operation, one-key tuning, five volume levels adjustable
2. The hearing aid will automatically turn on after 10 seconds after taking out the charging box, which can effectively avoid howling
3. Delicate and compact, easy to carry, with anti-lost rope, you can hang it on your hand
4. High-definition intelligent noise reduction, can be used in different environments, stable noise reduction, adapt to various places and environments, and amplify sounds in different frequency bands
5. Stable performance, durable, clear sound quality, automatic filtering of external noise