Features:
The monaural headset has a part of flexible air tube is more convenient to use during driving and sporting.
Professional audio-visual, cut off the noise, the sound quality is fidelity.
The product is away from electromagnetic, more environmental and have anti-radiation function.
The product with a button to control the phone, put one time to receiving, hang up calls and pause music; put two times to restore the music playing during music pausing; put two times directly to switch to the next song.
Stay away from the electromagnetic, safe driving, convenient.
Flexible, to prevent twisting, durable.
The product suitable for IOS and Android devices via regulating switch.
Specifications:
Plug: 3.5mm
Impedance: 16Ω±20% 0.126v. at 1kHz
Frequency range: 20Hz~20kHz
Resonance frequency: 4kHz±20%
Rated input: 1mW
Max imum input: 3mW
L/R output difference: ≤3dB at 1kHz 1mW
Output sound pressure level: 95dB±5dB 1/mW
Earphone length: Approx. 120cm / 47.2in
Earphone weight: Approx. 14g / 0.5oz
Package size: Approx. 15.7 * 8 * 2.9cm / 6.2 * 3.1 * 1.1in
Package weight: Approx. 36g / 1.3oz
Package including: 
1 * Earphone
1 * Earbud (L)
1 * Earbud (M)
1 * Earbud (S)
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