Headset: Compatible with electronics that use the Micro USB plug. Some compatible models: Amazon Kindle, Blackberry Bold 9650, 9700, Onyz, Curve 8520, 9300, Pearl 9100, Google Nexus One, HTC, LG, Motorola, Nokia, Samsung, Sony Ericsson. Generic hands-free stereo headset with on off switch Includes integrated earpieces and microphone Cord mounted on/off button Excellent sound