Draytek Vigor2912 Series User Manual page 318

(in wireless client) invoke this function at the same time.
That is, the wireless client must support this feature and
invoke the function, too.
Note: Vigor N61 wireless adapter supports this function.
Therefore, you can use and install it into your PC for
matching with Packet-OVERDRIVE (refer to the following
picture of Vigor N61 wireless utility window, choose
Enable for TxBURST on the tab of Option).
Note: * means the real transmission rate depends on the
environment of the network.
After finishing all the settings here, please click OK to save the configuration.
Vigor2912 Series User's Guide 308