HBS 740,HBS-740 Bluetooth V4.0 Wireless Bluetooth Stereo Headset Neckband style Earphone and Handfree Headphones for Cellphones, such as iPhone,Samsung, LG, Moto, Nokia, HTC, PC, iPad, PSP & any Bluetooth enabled device (Black_Red) Model/MPN: HBS-740,Compatible with All Bluetooth-enabled smart phones laptops MP3 / 4 Etc. Highter quality than hv hbs700 730 740 750 800 803 S301 900 Unique around-the-neck design that's lightweight and comfortable for long time use Exceptional audio with noise suppression and echo cancellation. Magnetic ear buds snap into place when not in use; music controls on neck strap.