IBRAIN FC33-E Radiation Free Air Tube Headphones Aluminum Metal Earbuds with Mic and Volume Control Earphone Stereo Wire Cell Phone Headsets in-Ear Headphones for Smartphone MP3 Tablet PC

Features:
No Radiation, metal shielding wire, double sound concentrator, non-magnetic field radiation metal cavity, air tube, perfect radiation reduction, suitable for all kinds of people, such as children, pregnant women, and so on.
Perfect sound quality, built-in high-performance microphone, and loudspeaker to provide you with perfect sound and clear communication effect.
Easy to control, headphones are equipped with functional buttons to easily control music. It also supports hands-free with an advanced microphone that thoroughly sets your hand from answering the phone in driving.
Wear comfortable, earplugs, its earmuffs use soft, skin-friendly silicone, comfortable to wear, can greatly isolate the surrounding sound.
Fully compatible, using international standard ports, high-quality 3.5mm plugs are compatible with most 3.5mm audio devices, such as smartphones, desktops, notebooks, MP3/MP4, tablets, etc., and are compatible with all kinds of mobile phones.

Specifications:
Item Type: Headphone
Model: FC33-E
Material: Silicon, Metal, TPE
Color: Gold, Rose Gold (optional)
Impedance: 16Ω
SPL:114 ±3dB
Speaker Size: 10mm
Frequency Range: 20-20000HZ
Cable Length: 140 ±2cm
Air Tube Length: 16cm
Packing Size: 19.5*10.5*2.5cm/7.68*4.13*1in.
Packing Weight: 65g/2.3oz

Package List:
1 * Headphone
1 * User Manual