The OKY3379 is a Bluetooth module manufactured by OKYSTAR that supports Bluetooth v2.0 + EDR and is capable of communication over USB. This module allows for wireless transmission of audio and data and is user-friendly with a plug-and-play installation. It is designed to reliably connect to a range of devices such as mobile phones and laptops, offering a stable connection. The module is also small and lightweight, making it an ideal option for a range of projects that require small and easy-to-use Bluetooth components. It also features low energy consumption, meaning it can be used for a long time without wasting energy.