Legit. We need cheap technology that can handle Bitcoin wallets if we expect global adoption. Of course I dont expect Bitcoin QT to run on there, but lightweight wallets should work smoothly I think.
This is 33$ in India, while here in the US you can buy plenty of Androids at your local walmart for 30$
http://www.walmart.com/ip/Virgin-Kyocera-Event-Touchscreen-Phone/243573051ghz processor (nothing amazing) but it will get the job done for bitcoin wallets.
The electronics are generally cheaper in US than in other countries. Also, maybe they have to much of those in stock and just trying to get rid off them, hence the price. So the Firefox phone can still be the cheapest smartphone available in India.