Nokia BH-505 Bluetooth Stereo Headset in Retail Packaging Design - This stylish headset features a lightweight neckband for all-day comfort, and a variety of different earpieces designed to fit perfectly in your ear. Audio Quality - Advanced DSP (digital signal processing) technology offers high-quality audio and helps reduce distracting background noise as you talk. Reliability - This robust headset is sweat and splash resistant, making it the perfect companion for all your outdoor activities. Near Field Communication - NFC technology allows you to quickly pair and connect your headset with a compatible NFC handset by simply bringing them close together. Includes a blue CCMaccessories Neck Strap / Lanyard.