Bluetooth hearing aids Rechargeable app-controllable digital speakers for deafness moderate to severe loss
Characteristics:
-12 channels
-USB rechargeable
-Noise reduction
-Bluetooth function (calls and make music)
- 4 volume levels to adjust touch control
- 1.5-2 hours charging time, 6-8 hours working time
- Adjust volume for both ears separately
- Touch for 1 sec. Answer the phone
-3 sec. Hang up the phone
-5 seconds reject the phone
Specification:
1. Output Ospl90 max < = 105db
2. fog50 max gain <=33db
3. eq input noise < = 33db
4. Frequency range (not narrower than): 200hz-4500hz
5. Working current <=7ma
6. Total harmonic distortion < 5%
7. Working voltage d. c 3.7 v
8. Playing time: 8 hours
Packing list:
1x charging case
1x Hearing Aids(Medium In-ear Tips Set As Default)
1x user manual
1x USB Type-C Cable
1x ln ear tips