Windows 7/8 / 8.1 drivers available from:
[...]
(The download link has been removed from Amazon, please look at comment)
A WLAN weakness I can not confirm. Everything works fine incl. USB 3.0 and Bluetooth.
What I want more ;-)?
PS: The energy consumption of the device when the battery is not charged, is max. 18 Watt! (Measured by the ELV Energy Master Basic energy monitoring devices).
For a continuous operation, the device is more than just suitable.