Bluetooth 5.3 5.0 Adapter for PC Speaker Wirele Mouse Keyboard Music Audio Receiver Transmitter Bluetooth Dongle For WIN10 11 USB Bluetooth 5.3 Adapter Real BT 5.3 More Faster With high-performance BT 5.3 chipset(LMP 12.513) , 2MB/s high broadband, low power consumption , 20 meters long distance data transmiion , more faster and low delay Compatible with Multiple BT VersionAutomatically compatible BT 5.2/5.1/5.0 and below. Free Driver , Plug and Play Operating system: For WIN8.1, WIN10, WIN11 Support to connect with 5 different devices at same timeAchieve the blue tooth devices connect with PC computer Support BT keyboard/mouse/earphone connect with PC ComputerGet rid of traditional wired headset , enjoy the freedom of wirele musicEven the computer does not have BT function , can be directlyconncected to the BT keyboard/mouse with our 5.3 dongle CD Grade HD Quality Sound Support APTX lole transmiion technology , 44.1Khz highsample rate . CD grade high fidelity stereo sound , the sound quality is clear , enjoy the melodious music in wirele connection Product dimensions: 30*7*15mm Interface type: USB Bluetooth version: 5.3 (LMP12.513)Frequency range: 2.4GHz (2402-2480MHz)Support protocols: A2DP HSP AVRCP HID, etcTransmiion distance: 0-20MRated voltage: 5V