TP-Link USB TP-LINK Bluetooth Adapter UB400 4.0 Nano

HARDWARE FEATURES Standards and Protocols Bluetooth 4.0 Interface USB 2.0 Dimensions ( W x D x H ) 0.58 × 0.27 × 0.74 in (14.8 × 6.8 × 18.9 mm) OTHERS Certification FCC, RoHS Package Contents Bluetooth 4.0 Nano USB Adapter UB400Quick Installation Guide System Requirements Windows 11/10/8.1/8/7/XP Environment Operating Temperature: 0℃~40℃ (32℉ ~104℉)Storage Temperature: -40℃~70℃ (-40℉ ~158℉)Operating Humidity: 10%~90% non-condensingStorage Humidity: 5%~90% non-condensing