TP-Link Nano Bluetooth 4.0 USB Adapter

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 UB400
Quick 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-condensing
Storage Humidity: 5%~90% non-condensing