Kebidumei USB Bluetooth 5.3 Adapter Handsfree Wireless Transmitter Receiver Audio Bluetooth Dongle Wireless USB Adapter

Product size: 21.8*15.7*5.9mm/0.85*0.6*0.23in
Bluetooth-compatible version: 5.1
Frequency range: 2.4GHz (2402-2480MHz)
Transmission distance: 0~20M
Rated voltage: DC5V
Interface type: USB
Operating system: Win7, Win8, Win8.1, Win10, Win11 (drive free for systems above Win8)
Package weight: 14g