-. Binding : Electronics -. Brand : optimal5 -. EAN : 0656793408471 -. Feature : APTX TECHNOLOGY COMPATIBLE: AptX technology delivers near CD-quality sound wirelessly over Bluetooth connections. Hence, this earphone is delivering superior audio performance in music and calls. / FLEXIBLE RUBBER EARHOOKS: The rubber ear hooks provide a non-slip grip for an extra secure and comfortable fit, ensuring the headphones remain in place for hours of comfort. / SILICONE EAR TIPS: Semi-closed ear tips with a soft silicone material and unique shapes which are designed for the utmost comfort and stability helps reducing the "Microphonic Effect" and allows the earphone sits gently in your ears. / CVC 6.0 NOISE REDUCTION: CVC intelligent noise cancellation system actively blocks the buzzing/humming noise and offer clear calls and music. / BLUETOOTH 4.1 CONNECTION: Streams clear and continuous music and promises more stable signals with Bluetooth 4.1 connection. With Bluetooth 4.1 technology, pairing the wireless headphones to your Bluetooth device is quite simple. -. Label : optimal5 -. Manufacturer : optimal5 -. ProductGroup : Speakers -. ProductTypeName : HEADPHONES -. Publisher : optimal5 -. Studio : optimal5 -. Title : optimal5 HiFi 3D Stereo Bass Earphones Bluetooth 4.1 Wireless Headphones Sports Earbuds for IOS Android -. UPC : 656793408471