Tiny Size and Colorful Design to spice your Laptops Latest Bluetooth v2.0 specification with EDR function enables data transfer up to 3Mbps Support 19 Profiles for Windows and 8 Profiles for Mac OS Support A2DP for Wireless Stereo Music Playback Based on USB 2.0 for fast data transfer and power supply no extra power supply needed Shop Modal header Enables your colorful Bluetooth life The USB-BT21 Bluetooth dongle leverages the latest Bluetooth 2.0 specifications and Enhanced Data Rate (EDR) to provide high-speed connection with a full array of Bluetooth-applicable devices. In addition, users can pick up and dial out through computer systems equipped with microphones and speakers. No hotspot, no problem Can´t locate wired network connection or wireless hotspots? With the USB-BT21, online access is always available. It enables notebooks to go online through connection with handsets that are Internet capable, taking mobile computing and wireless connection one step further. Wireless stereo music enjoymentThe latest Bluetooth specification enables wireless transmission of stereo quality audio signal. With the USB-BT21 connected to a Bluetooth stereo headphone, users are free to roam while enjoying their favorite tunes stored in their PCs or notebooks. Synchronize Schedule and Contacts in all devicesMaintain the latest to-do-list and contact information in handheld devices. The USB-BT21 allows handheld users to sync up with their PC Outlook accounts. Never miss an appointment or forget a task due to out-of-date schedules and contact lists.