Asus has announced that they have now released a bootloader unlock tool for their latest Android tablet, the Asus Transformer TF300, and the bootloader unlock tool is now available to download.
Asus have provided instructions on how to download the tool and also unlock your device, as usual if you use the unlock tool on your device Asus points out that this will void your warranty.
Unlock Device App: Unlock boot loader.
1. Only suitable for Andriod4.0 Ice Cream Sandwich OS version.
2. Before you download, install, and use the Unlock Device App you acknowledge and assume complete risk to the quality and performance of this App, including but not limited to the following: once you activate the App you will not be able to recover your ASUS product (“Original Product”) back to original locked conditions;the Original Product with the activated App will not be deemed the Original Product; the Revised Product will no longer be covered under the warranty of the Original Product; the software of Revised Product will no longer be deemed the software of the Original Product and can no longer receive ASUS software updates; your purchased digital content may also be affected.
You can find out more details about the bootloader unlock tool for the Transformer TF300 tablet over at Asus.
Source Android Community