SoundPEATS Bluetooth Earbuds Stereo Sweatproof Wireless Sport Headphone with Mic (10 Hours Talk Time, Flexible Neckband Design, Bluetooth 4.1, Noise Cancelling) Q800 - White [Magnetic EZ-Lock]: This headphone has the magnetic EZ- lock design, much convenient when not using it, keep the earpiece stick to the neckband, you will never worry about the cord/wire dangles around your neck. [Neckband Designed]: Around-the-Neck Wearing Style With Body-contoured Fit. Made of ultra-light shape memory alloy, especially for easy carrying for all day comfort. Ensures a 100% comfortable fit especially when you are running, cycling, exercising and staying at home or in the Office. [Bluetooth 4.1 Technology]: Supports two connected devices simultaneously and allows to automatically connecting after paired successfully for the first time. HD STEREO & NOISE CANCELLATION: Adopted CVC Version 6.0 NOISE CANCELLATION technology, guarantees HD stereo sound quality and provides steady Bluetooth signal and provides steady Bluetooth signal and support stereo loss less music. The Headphones are compatible with most cell phones, iPhone and Android. [Long-Lasting Usage & Lightweight Design]: Up to 10 hours talk time / music time (Playtime varies according to volume level and audio content). With 300 hours standby time and 1-2 hours charging time. Since it has a super Light Weight Design, the net weight is only 4.58 ounces; you will feel nothing for gym and workout. [The handy button]: With all the control buttons in the front of the neckband, within your eyes sight, easy to control, you can control all functions of music and calls easily via the buttons of the Bluetooth headset.