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About the product
Characteristic
Color
USB
1
1
GY-391B
OEM
Cantonese machinery note20212191357
125
2024
Non-food grade
0.01
More than 12 hours
Yes
Low frequency noise reduction
Wireless ear canal type
Inner ear type
No
Yes
Other
PVC
Usb direct charging
Description
产品重量(包装后) 145g
彩盒尺寸 13x9x4cm
箱规
外箱尺寸 47x41.5x28cm
毛重 15KG
装箱数 100台
Features:
Digital DSP desgin, Reduce Noise, Without whistling
1. Max sound output:123±5dB
2. Sound gain: ≥30±5dB
3. Total harmonic wave distortion: ≤5%
4. Frequency range:300-4500MHz
5. Input Noise: ≤28dB
6. Voltage:d.c.1.2V
7. Current: ≤0.8mA
8. Charing box:
Include 300mAH
Full charing about 2 hours
OK to hearing Amplifiers recharing about 3~4 times
9. Hearing Amplifiers:
Include 35mAH
Full charing about 2 hours
Working more than 30 hours, and total more than 90 hours with charging case.
配件清单
2 x 主机
1 x 充电仓
6 x 耳塞
1 x 毛刷
1 x 说明书
1 x USB充电线
Characters
Color
USB
1
1
Description
产品重量(包装后) 145g
彩盒尺寸 13x9x4cm
箱规
外箱尺寸 47x41.5x28cm
毛重 15KG
装箱数 100台
Features:
Digital DSP desgin, Reduce Noise, Without whistling
1. Max sound output:123±5dB
2. Sound gain: ≥30±5dB
3. Total harmonic wave distortion: ≤5%
4. Frequency range:300-4500MHz
5. Input Noise: ≤28dB
6. Voltage:d.c.1.2V
7. Current: ≤0.8mA
8. Charing box:
Include 300mAH
Full charing about 2 hours
OK to hearing Amplifiers recharing about 3~4 times
9. Hearing Amplifiers:
Include 35mAH
Full charing about 2 hours
Working more than 30 hours, and total more than 90 hours with charging case.
配件清单
2 x 主机
1 x 充电仓
6 x 耳塞
1 x 毛刷
1 x 说明书
1 x USB充电线