Description‎:‎ The earphones is small enough to put into any pocket and carry it to anywhere‎.‎ The well‎-designed earbuds which can let you immerse yourself in stereo music for a long time‎.‎ Main Features‎:‎ ‎- Vibrate sounds and deep bass‎- Stainless steel sound tunnel with integrated mic‎- Ergonomic in‎-ear design‎,‎ the buds suit for ears perfectly‎- You won‎'‎t feel any discomfort when wearing it for a long time‎- A best gift for yourself‎,‎ friends and family‎- Sweat‎-proof function‎,‎ suit for sports‎- Adopted oxygen‎-free cooper flat wire‎,‎ anti‎-twistSpecification‎:‎ Impedance‎:‎ 16 ohmSensitivity‎:‎ 90dBFrequency‎:‎ 20 ‎- 20KHzCable length‎:‎ 1.2m 0.046 Package weight‎:‎ 0.071 kg Package Size‎(‎L x W x H‎)‎‎:‎ 6.50 x 2.00 x 18.50 cm / 2.56 x 0.79 x 7.28 inches Package Contents‎:‎ 1 x Earphones‎,‎ 4 x Earbud