What is the refresh rate of these monitors?

[Acarson15]

http://www.amazon.co.uk/gp/product/B00B7ZE0G2/ref=gno_cart_title_0?ie=UTF8&psc=1&smid=A3P5ROKL5A1OLE

http://www.currys.co.uk/gbuk/computing/monitors-and-projectors/pc-monitors/philips-227e4lhab-full-hd-21-5-led-monitor-21853516-pdt.html

What are the refresh rates? in HZ

 

[WildCard999]

60 Hz on both.