ASUS USB-BT500 is a Bluetooth Smart Ready USB adapter with new Bluetooth 5 capabilities. USB-BT500 enables wireless connectivity with a wide range of devices such as computers, printers, phones, headsets, speakers, keyboards, controllers, and more. FEATURES Bluetooth 5.0 for Faster, Further Coverage - Transfer data up to twice as fast as before, and with 4X the range in BLEWireless Connection, free of limitation - Enables wireless communication with Bluetooth-enabled devicesFull Compatibility - Backward compatible with Bluetooth2.1/3.x/4.xPower Saving for Devices - Bluetooth Low Energy technology for energy-saving wireless connectivityUltra-small Design - Highly portable and easy to useInstant Bluetooth Upgrade 2X Faster and 4X WiderSlot ASUS BT500 into your PC for an instant upgrade to the latest Bluetooth 5.0 technology and enjoy up to 2X-faster transmit speeds and 4X-greater range. Enabling Bluetooth on your PC lets you enjoy the convenience and freedom of wireless connectivity with a wide range of devices, including speakers, headphones and game controllers. Power Saving and Backward CompatibilityThe ultra-small USB-BT500 comes with Bluetooth Low Energy (BLE) technology, which lets you enjoy energy-saving connectivity. In dual mode, USB-BT500 maintains full backward compatibility with Bluetooth 4.x, 3.x, and 2.1. SPECIFICATIONSStandard - Bluetooth 5.0+EDR & Bluetooth Smart(Bluetooth low energy)Interface - USB 2.0 Type AData Rate - Up to 3 Mbps(classic BT-BR/EDR); 2 Mbps(BLE)Distance of Use - Up to 10 meters (classic BT-BR/EDR); up to 40 meters(BLE) in open spaceFrequency Band - 24022480 MHzSpectrum - FHSS (Frequency Hopping Spread Spectrum)Modulation - GFSK for 1M/2Mbps, p/4-DQPSK for 2Mbps; 8-DPSK for 3MbpsOS Support - Windows 10LinuxDimensions (W x D x H) - 7.1 x 14.9 x 17.4mmWeight - 1.9g