With microphone and one phone button， it is convenient to answer and hang up the phone. The system selection button for iOS system and Android system is for your choices， more flexible. Perfect stereo sound give you fantastic music enjoyment.

Features:
Perfect stereo sound， fantastic stereo music enjoyment.
High performance microphone， clear communication effect.
One system selection button for iOS system and Android system for your cellphone， more flexible.
Compatible with 3.5mm jack electronic devices.
Fashionable appearance， durable material.

Specifications:
Style: In-ear
Loudspeaker diameter: 10mm
Impedance: 32Ω
Response frequency: 18Hz-20Hz
Sensitivity: 110db
Connector: 3.5 mm
Color: Black， green， blue， purple (optional)
Material: Silica gel， aluminum
Cable length: Approx. 120cm / 3.93ft
Item weight: 14g / 0.5oz
Package size: 14 * 8 * 1.2cm / 5.41 * 3.14 * 0.47in (L * W * H)
Package weight: 16g / 0.56oz
 
Package List:
1 * Earphones