Ningbo Spring Smiles Tada Trade Co., Ltd.
Main products:housewares,daily products,watches,computer parts,novelty items
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  • Contact Person : Ms. Huang Helen
  • Company Name : Ningbo Spring Smiles Tada Trade Co., Ltd.
  • Tel : 33-826-382922
  • Fax : 86-574-27869848
  • Address : Zhejiang,Ningbo,Room 3410, South Station Commercial Building, Haishu Area, Ningbo,China
  • Country/Region : China

new arrival good quality ear sound amplifier

new arrival good quality ear sound amplifier
Product Detailed
ear sound amplifier harmonic distortion: When f<1000Hz <15%, when f>1000Hz< 10% frequency response: Should not narrowly

Product Name.Medium to Serious DeafnessProduct Size.3.8×2.1×1.1cmCarton Size.46.5X23.5X32.5cmPacking Size.11.5X9X3Color Box Size:19X8.2X1.9CMWeight.20gBattery Voltage.DC 1.5VFrequency range.300—4500HZPCS/CTN.100pcsMEAS. 46.5×23.5×32.5cmGW.11kgsNW.10.5kgsExplain.Medium to Serious DeafnessA,Max. saturater volume output:130±5dB B,Max voice gain:50±5 dB C,Harmonic distortion.≤10%(1000 Hz)D,Equivalent input noise level.32 dBE,Frequency range. 300—4500 HzF,Battery voltage.DC 1.5V(The A76 button battery a grain)G,Directivity. omni—directional

 

new arrival good quality ear sound amplifier



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