Brand: OnvianBluetooth Standard: Bluetooth V5.0Product model: AntennaProduct Weight: 35gColor: BlackScope Distance: 100MFeatures:1.Easy to use.2.Easy to carry.3.Plug and Play.4.Quick acce recognition.5.Multifunction.6.Save time and space.7.Practical and convenient.Product Including:Bluetooth Adapter*1Bluetooth 5.0, Better CompatibilityFaster and more stable with strong anti-interference ability Unique External Antenna Design Keep Stronger SignalFrequency range: 2.402-2048GHzTransmiion distance: 100mLED indicator indicates device statusBluetooth Low Energy (BLE) protocol support.Up to 3 Mbps data transfer rate with Enhanced Data Rate (EDR) support. Compatible With 32/64-bit Windows 10/8/7Compatible with Bluetooth keyboards/mice/headsets/speaker,and mobile devices.Doesn't work/not recommended for:Can't Bluetooth-enable TV, speakers or car stereo systemsDoesn't support Mac OS or Linux operating systemsDoes not work with keyboard / mouse acceories based on 2.4G wirele technology Multi-device Connection UseUSB Bluetooth 5.0 dongle can let you connect to Bluetooth keyboard/mouse Bluetooth headphone and even more devices simultaneously.With this tiny device,gives you powerful wirele data connectivity between your computer or laptop and Bluetooth enabled devices allowing for seamle connectivity,enjoy the ease of wirele in your office.