1. Double noise reduction, no need to adjust
2. Charge for 2 hours, battery life is 30 hours
3. Type: In-Ear
4. Power supply: rechargeable
5. Working voltage: 3.7V
6. Rated operating current: less than or equal to 1.4mA
7. Frequency response: should not be narrower than 300-5000
8. Maximum saturated sound output: less than or equal to 128+/-3 decibels
9. High frequency average: 106dB +/- 4dB
10. Gain: 28db+/-5db
11. Total harmonic distortion: less than or equal to 7%+3%
12. Equivalent input noise: less than or equal to 29+3db
13. Dimensions: diameter 42 x 31mm
14. Net weight: 4.3g
Specification:
|
Package Weight
|
| One Package Weight |
0.14kgs / 0.31lb
|
| One Package Size |
17cm * 11cm * 9cm / 6.69inch * 4.33inch * 3.54inch
|
| Carton Weight |
13.60kgs / 29.98lb
|
| Carton Size |
53cm * 30cm * 43cm / 20.87inch * 11.81inch * 16.93inch
|
| Loading Container |
20GP: 390 cartons * 100 pcs = 39000 pcs
40HQ: 905 cartons * 100 pcs = 90500 pcs
|
|
Jacob Taylor - 2024-03-03
From the fast shipping to the high-quality product, everything was perfect. Customer service was also exceptional. Will definitely be back.