In-ear earphones for smart phone and MP3 3D121M
Product Description
In-ear earphones for smart phone and MP3 3D121M
Features:
* Noise isolating in-ear design
* In-line microphone
* Quad patent pending speaker drivers for crystal clear and precise stereo sound
* Solid metallic shell with blue and white porcelain decoration
* Light weight and ergonomically design for comfortable wearing and long time music listening
* Widely compatible with MP3/MP4, Smart Phone, Notebook PC and other devices with 3.5mm jack
Specifications:
Speaker: φ11 + φ6mm dynamic types
Impedance: 16Ω
Frequency: 20 to 20kHz
Sensitivity: 105 ±3dB (at 1kHz)
Maximum input power: 5mW
Microphone: condenser type
Polar pattern: omni-directional
Sensitivity: -42 ± 3dB (at 1kHz)
Input connection: plated 3.5mm 4P
Cable length: 1.2m ± 5%
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