Iogear Micro USB Bluetooth 4.0 adapter is ideal for connecting Bluetooth-enabled devices such as printers/headsets/mobile phones. Adapter is compatible with Windows XP/Windows 7 for superior and efficient performance..Backwards compatible with Bluetooth 1.1, 1.2, 2.0 and 3.0.Wirelessly communicates with Bluetooth-enabled computers, printers, PDAs, cell phones, headsets, and more.Built-in security to assure the privacy of your communication-pairing, encryption, and authentication.Weight: 0.20 oz..Host interface: USB, temperature: 32 - 122 deg F(operating), humidity: 5 - 90%(non-condensing).System Requirements: USB port, operating systems: Windows Vista, Windows XP, Windows 7.Antenna range: 30’ outdoor, form factor: external.Package contents: Bluetooth to USB adapter, 1 x driver/manual CD, 1 x quick start guide, 1 x warranty/registration card.Warranty: 3 year limited.Device supported: Computer, encryption algorithm: 128-bit AES.Bluetooth standard: Bluetooth 4.0, Dimensions: 0.4"(H) x 0.8"(W) x 0.7"(D).Supports dual-mode and bluetooth low energy, supports A2DP stereo audio wireless streaming ultra portable - tiny enough to stay with your laptop.Supports the following services: Generic access, serial port, dial-up networking, bluetooth proximity profile, LAN access, object push, file transfer, headset, advanced audio distribution, audio/video remote control, synchronization.Allows any computer with a USB port to become a Bluetooth enabled computer, ultra-low power consumption.Frequency: 2.40 - 2.48GHz ISM, Connectivity technology: Wireless.Wideband audio support: provides clear perception of voice when using a Bluetooth headset, and enhances the functionality of echo cancellation and noise reduction.Green compliance certificate/authority: RoHS, WEEE.IOGEAR Micro USB Bluetooth 4.0 Adapter - Effortless Bluetooth Communication. If your computer has a USB port, you can instantly transform it into a Bluetooth-enabled device. Simply insert the IOGEAR micro USB Bluetooth adapter into the USB port, and the plug-and-play device will allow you to instantly connect your cellphone, your wireless keyboard, and more. This tiny device packs a powerful punch; it can communicate even at distances up to 30 feet. With the built-in 128-bit AES encryption algorithm, it ensures you won’t have to worry about privacy issues.