Product Parameters

1.Max sound out put:129±3dB 

2.Sound gain:>= 40dB±5dB 

3.Total harmonic wave distortion:<= 6% 

 4.Frequency range:350-4500MHz 

 5.Input Noise:<=32dB±3dB 

 6.Voltage:d.c.1.2V 

 7.Current:<=2mA

 8. Full charging with about 2 hours

 9. Working more than 35 hours

 10. Working to both recharge by Magnetic Charge Dock

Packaging List

Main Unit x2

Earplugs x8

Brush x2

User Maual x1

USB Charging cable x1

Charge dock x1