Smallest BlueAction Wireless Bluetooth Headset Hands-free for all Bluetooth Enabled Phones: Dell : X51, X51v, HP iPAQ : hx2110, hx2415, hx2755, hw6515, hw6515a, hw6925, hw6945, rw6818, rw6828 and more Extremely light, compact & comfortable Superior clear sound special designed microphone can suppress echo and noise and optimize the voice pick-up Fashionable & stylish design smooth looked. Well suited to modern mobile phones Up to 4-6 hours talk time and 120-160 hours standby time Compatible with all Bluetooth enabled devices: mobile phones, PDAs and Laptops