Sena UD100 Long Range Bluetooth 4.0 Class1 USB Adapter Bluetooth v4.0 Class 1 Working distance (In an open field): Normally 300 meters, up to 600 meters using 5 dipole antenna Supports Bluetooth DUN, FAX, SPP, HID, FTP, OPP, SDP, HCRP, LAN, OBEX FTP, OBEX OPP, OBEX BIP, BIP, AVRCP, A2DP, HSP, HFP, PAN, BPP, Headset, AVCTP, AVDTP, HDP, Find Me, Proximity, Health Thermometer, Heart Rate, HID OVER GATT profiles Comes with Bluesoleil driver 1 year Limited Warranty