This is an amazing price! $110 at Noel Leeming. Never heard of ThunderTech before but their website seems legit.
The DAP-1520 wireless AC750 dual band range extender is a portable plug-in repeater that lets you extend an existing wireless network. You can place it anywhere in your home to increase the range of your wireless network. Tiny yet powerful, it supports wireless AC speeds of up to 750 Mbps, yet fits in the palm of your hand.
Wireless AC gives you high-speed wireless connectivity for your devices
WPA2/WPA wireless encryption to keep your wireless connection secure
One-piece wall plug design is compact, portable and does not require additional power cables
Built-in setup wizard and QRS Mobile app for mobile devices guide you through installation
Wi-Fi Protected Setup (WPS) for secure setup with the simple press of a button
Wireless 802.11n/g/b/a backward compatibility
Wireless speeds of up to 750 Mbps1
Dual-band connectivity for greater flexibility and reduced interference
1 Year warranty
Any luck getting one ?