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	Earphone with mic for mobile phones, compatible with iPhone, Samsung, Nokia and more Model Number: HF-1402WH Key Specifications/Special Features: Mic type: 6*5mmImpedance: maximum 2.2KΩSensitivity: -58 ±2dB (0dB=1V/PA)Directivity: omnidirectionalS/n ratio: more than 60dBSensitivity reduction: within -3dB at 1.5VMic frequency: 30...	2017-11-15
	Computer Headset/Headphones with More than 60dB S/N Ratio and 100mW Rated Power Model Number: TM-5023MV. Brand Name: Hisonic Key Specifications/Special Features: Audio-in operating Internet phone talk IP telephoneMicrophone type: 9 x 7mmImpedance: 2.2K Ohms (maximum)Sensitivity: -58, ±2dB (0dB 1W/pa)S/N ratio: more than 60d...	2017-08-29