The Monoprice Wireless Bluetooth® Neckband Earphones are a terrific sounding, extremely portable, lightweight headphone. Perfect for travel or in the gym, this wireless Bluetooth headphone folds easily and can be placed in your pocket or bag. Your voice will sound crystal clear on calls thanks to Qualcomm® cVc™ 6.0 noise reduction technology. Amazing battery life allows the headphone to last up to 16 hours of music playback or 18 hours of phone calls on a single charge. The Monoprice Wireless Neckband Earphone is housed in a soft touch, matte black finish and provides all you need for enjoyable sound and hands-free phone calls.