Compact Portable Charger (External Battery Power Bank) with Premium

【Neckband Designed】: Around-the-Neck Wearing Style With Body-contoured Fit. Made of ultra-light shape-memory alloy, great for easy carrying and all day comfort. Ensures a 100% comfortable fit especially when you are running, cycling, exercising and staying at home or in the Office.
【Magnetic EZ-Lock】: This headphone has a magnetic ez-lock which keeps the earpiece attached to the neckband. This makes it very convenient to carry around when it is not in use. You will never worry about the cord/wire dangles around your neck.
【Easy Button Control】: Upgraded version of our previous model, the Q800; we moved the control buttons from the front to the side of the headphone which makes it more comfortable and easy for media control and hands-free calling.
【Bluetooth 4.1+aptx】: Supports two connected devices simultaneously and automatically connects after being paired successfully for the first time, high-fidelity stereo sound quality with aptx codec. These headphones are compatible with most smartphones, iPhone and Android.
【Long-Lasting Usage & Lightweight Design】: Up to 10 hours of music and 300 hours of standby time on only 2 hours of charging. Since it has a super Light Weight Design, the net weight is only 4.58 ounces, you will feel nothing for gym and workout.