Enjoy Music in No TimeGood brand with good sound‎,‎ the HIIBN HI400 owns 9mm driver unit which brings deep dynamic bass effect‎.‎ The in‎-ear design and additional 3 pairs of ear tips in different sizes won‎'‎t discomfort you even after a long time wearing‎.‎Main Features‎:‎Clear and Crisp Sound‎:‎ vigorous composed‎,‎ rich layers of bass‎,‎ shutting out the world and losing yourself in musicDrive‎-by‎-wire‎:‎ with integrated microphone and remote for iPhone / iPod / iPad‎,‎ Android and Blackberry audio devicesPerfectly Fit‎:‎ soft silicone with ergonomic and comfortable in‎-ear design‎,‎ blocking outside noise‎.‎ And multiple ear tips ensure the best possible fit for any set of ears and they won‎'‎t fall out like other earbudsUniversal Compatibility‎:‎ compatible with most audio devices with a standard 3.5mm jackBetter Build‎:‎ the cavity is composed of solid aluminum‎,‎ aluminum can reduce unnecessary vibration and present penetrating voice‎.‎ Meanwhile‎,‎ it makes the earphone can withstand the daily wear and durable1.2m Cord‎:‎ PTE material cable offers flexibility and a comfortable length‎.‎ Can be threaded comfortably through clothing and bagsParameters‎:‎‎- Driving Unit‎:‎ 9mm‎- Frequency Range‎:‎ 50 ‎- 20‎,‎000Hz ‎- Sensitivity‎:‎ 105dB ‎- Impedance‎:‎ 16 ohm ‎- Cord Length‎:‎ 1.2m 0.0520 Package weight‎:‎ 0.077 kg Package Size‎(‎L x W x H‎)‎‎:‎ 10.00 x 8.00 x 2.50 cm / 3.94 x 3.15 x 0.98 inches Package Contents‎:‎ 1 x Headphones‎,‎ 3 x Pair of Ear Tips‎,‎ 1 x Bag