The biggest difference between the wireless version and the wired version of FreeBuds Pro is whether it has wireless connectivity. Among them, FreeBuds Pro wireless version can connect the device through Bluetooth to achieve wireless audio transmission; The wired version requires the use of cables to connect the device and cannot be transmitted wirelessly. In addition, the wireless version of FreeBuds Pro also has some unique features, such as support for active noise reduction, penetration mode, etc., and the charging case can provide additional power during use, while the wired version does not have these features. Overall, if you need a convenient wireless connection experience and are willing to pay a higher price, then the FreeBuds Pro wireless edition may be a better choice; If you don't mind a wired connection and pay more attention to basic parameters such as price and sound quality, then a wired version can also be considered.