1. Material: ABS 2. Function: hearing aid 3. Working time: 48 hours 4. Power supply mode: USB charging/built-in lithium battery 5. Battery capacity: 50mah
Features: 1. 16-channel digital chip, digital noise reduction, high-definition sound quality 2. 4 modes are adjustable, suitable for different hearing needs 3. Wear it invisibly, without losing face, and fixing the bracket, which can''t be shaken off madly 4. Skin-friendly texture, soft and comfortable to wear 5.4 pairs of soft silicone ear caps
Four-speed mode: 1.1 file general program: smooth sound, use in general environment 2.2 file noise program: suitable for noisy conditions 3.3 low frequency program: low frequency loss, use by severe patients 4.4 high frequency program: high frequency loss, use by severe patients
Instructions for use: 1. Connect earplugs 2.USB charging 3. Wear a hearing aid 4. Boot mode