



1️⃣ First-time users should start with low-frequency mode in the first 1–2 weeks and adjust to a comfortable volume.
2️⃣ Do not wear for too long; remove every 30 minutes for rest.
3️⃣ After adaptation, try different modes and use in various scenes for the best experience.
1. Why is there no sound?
✔ Check volume level
✔ Check if charged
✔ Check ear canal for wax
2. Why whistling sound?
➡️ Incorrect wearing causes sound loop
✅ Choose correct ear tips and ensure tight fit
3. How to care?
✔ Keep away from heat & dust
✔ Clean regularly
✔ Avoid hairspray while wearing
✔ Turn off when not in use
4. Causes of damage
⚠️ Not cleaning properly
⚠️ Dropping device
⚠️ Improper storage in humid or hot places
⚠️ Wearing in shower, swimming, or with sprays
| Product Weight | 0.2 g |
| Country of Origin | China |
| Product Height | 0.49 in |
| What's In The Box | 2* Hearing aids, 1* Charging box, 1* Type C charger, 3 * Earplug(different size), 1 * User manual, 1 * Brush |
| Model Name | 612WB |
| Department | Unisex |
| Product Length | 0.95 in |
| Product Width | 0.43 in |
| Model Number | M612WB |
