Dongguan Shengqun Electroacoustic Tech. Co. Ltd

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	High-quality Good Bass 0.5W Waterproof Mylar Speakers, Wholesale, 8 Ohms Model Number: SQ2742R - 02 Brand Name: SQ Key Specifications/Special Features: Specifications:Rate impedance: 8Ω ± 15%Rated power: 0.5W (1.0)Resonance frequency: 450Hz ± 20%Rated frequency range: Fo-18kHzSound pressure lever: 92 ±3dBOperating te...	2017-12-30
	Wear resistant high-perform tangled patent cable metal ear plugs for portable media Model Number: SQ- ZLJS 650 Key Specifications/Special Features: Specifications:Type: In-ear stereo earphoneDriver unit: 8mmSensitivity range: 98dB±3dB at 1mW (S.P.L at 1kHZ)Impedance range: 16Ω±15%Frequency range: 20Hz - 20kHzRated power: 3mWMax...	2017-08-18