Are all USB Bluetooth adapters the same?

The Best Bluetooth Adapters for PC - IGN

USB Bluetooth Adapter 5.3 for Desktop PC, Plug & Play Mini Bluetooth EDR Dongle Receiver & Transmitter for Laptop Computer Bluetooth Headphones Keyboard Mouse Speakers Printer Windows 11/10/8.1-Black : Electronics

Bluetooth USB Adapter – PageFlip

IOGEAR - GBU522 - Mini USB Dual-Mode Bluetooth 4.0 Transmitter

USB Bluetooth 5.3 Adapter

Bluetooth Dongle 5.0 Mini USB Adapter – EasyPC

Wireless Bluetooth USB CSR 4.0 Dongle Speak-IT Solutions– Speak-IT Solutions LTD

TP-Link UB400 - Bluetooth 4.0 USB Adapter for Computer/Notebook - UB400 - Wireless Adapters

Product StarTech.com USB Bluetooth 5.0 Adapter, USB Bluetooth Dongle Receiver for PC/Computer/Laptop/Keyboard/Mouse/Headsets, Range 33ft/10m, EDR (USBA-BLUETOOTH-V5-C2) - network adapter - USB

Bluetooth Adapter 5.3 Bluetooth Usb Bluetooth Dongle 5.0 Wireless Receptor Blutooth Adpatador Bluethoot Key For PC

usb - How can I pair two bluetooth dongles together? - Super User

SpeedX 5.0 USB Bluetooth Receiver Dongle Mini Plug & Play BLUETOOTH Adapter for PC Laptop

USB Bluetooth V4.0 Wireless Mini Adapter Dongle - PrimeCables®

Usb C to Bluetooth adapter. : r/PlaystationPortal