Specifications:
Material: ABS
Color: Black
Size: 2*1.6*2cm
Charger box: 5.9x3.8x2.7cm
Weight: 35g
Packing list:
Host x 2
Charging Box X 1
Earplugs X 6
Brush X1
Manual X1
USB cord X1
With built-in battery (300mAh, fully charged in 2-3 hours, stand-alone use, more than 10 hours, the charging compartment can be used 5-7 times)Parameters:1. ospl90: ≤ 118db + 3dB2. output sound pressure level (average high frequency): 113db ± 4DB3. full sound gain (Zui maximum gain): 35dB ± 5DB4. full sound gain (average gain): 30dB ± 5DB5. equivalent input noise level: ≤ 29db + 3dB6. frequency response range: 300Hz ~ 4500Hz7. total harmonic distortion: ≤ 5%8. environmentally friendly button battery: lithium battery9. rated power current consumption: ≤ 5mA
