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Help Center2015 New Generation Bluetooth Hearing Aid Headphone for Sound Amplifier
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Welcome to Shenzhen Zhongde Audio-Technical Co., Ltd .
Technique data
Max SSPL(±4dB) 128
Full-on-gain(FOG) (±5dB) 33
The scope of frequency(Hz) 100-3000
Equivalent input noise level(±dB) ≤25
Harmonic distortion(%) ≤6
Power supply electric voltage(V) 3.6
The sum settles electric current(mA) 2.5
Battery model number:Lithium battery
PACKING
Box measurent 147*105*41mm
Gross weight 16KG
Packages quantity 100PCS
Net weight 14KG
Packages measurent 570×440×330mm
The main characteristics
Feature: It is the economical
Application scope: It is the middle frequency,It is fit for middle audition losing.
Bluetooth appearance, fashion, beautiful
Li-ion battery-powered, rechargeable, no need to replace the battery.
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