While we already know that HTC's upcoming flagship smartphone will be unveiled in London on April 11, there has been no word on its US launch. That, however, was until now, as the usually reliable tipster @evleaks has revealed that the phone will go on sale in the US in the second week of May. HTC M10: Hitting US retail the week of May 9th Evan Blass (@evleaks) February 11, 2016 As you might already know, the name One M10 is also not final, with latest rumors suggesting that the 'M10' will be ditched in favor of some other (yet unknown) moniker. The 'One' brand, however, isn't going anywhere. Its rumored specs include SD820/unspecified Mediatek SoC (depending on the region), 5.1" QHD AMOLED screen, 4GB RAM, and 12MP UltraPixel rear camera with optical image stabilization and laser-assisted AF. In terms of OS, it is said to run Android 6.0.1 Marshmallow with HTC Sense...
Source: http://www.gsmarena.com/htc_one_m10_said_to_go_on_sale_in_us_in_may-news-16564.php