V4.1 Bluetooth Headphones， Bluenin Stereo Wireless Headset Neckband Retractable Sport Earbuds with Mic Noise-Cancelling， Sweatproof for iPhone IOS Android Devices (Rose Gold)[Product Information]- 【HIGH CLEAR SOUND QUALITY-NOISE CANCELLING TECHNOLOGY】: Featured with CVC6.0 noise cancelling technology， our headphone filters out background noise to guarantee high quality sound and provides you clearer voice for calls.
- 【FLEXIBLE LIGHTWEIGHT SILICONE NECKBAND】: Full body flexible and durable silicone neckband， easy folding at handbag，backpack，etc， convenient for travel， outside carrying. Double wearing way， either around neck or putting on head.
- 【ADVANCED CSR BLUETOOTH V4.1】Supports Faster Pairing with One or two bluetooth devices at one time. Compatible with iPhone， Android， Windows Phone. Offering you impressive dynamic sound even you are 10 meters away from your device.Durable battery performances 15 hours of talk time， 12 hours of music and 500 hours of standby with a full charge.
- 【BUTTON FREE RETRACTABLE EARBUDS】Bluenin Bluetooth Headsets with retractable wire controlled without button， pulling out to top retracts back automatically. Prolong the using time of retractable function. good for outdoor sports and indoor home leisure. Really set your hands free.
- 【VOICE PROMPT AND VIBRATION】 Voice And Vibration alarm when call comes in or pairing successfully，battery low/high. Power on/off， assisting you never to miss any incoming calls while busy with other stuff and mater your headphones status conveniently.IPX4 sweatproof， set free from worry of sweat damage while working out.
