Subsidiary of TracFone Wireless/América Móvil, like Straight Talk (the checkout page is the same, just with different branding). There's a footnote that tethering is not allowed with this plan.
There is talk of a 1.5GB cap in the forums. Check the community links below for more information, although they probably have improved since then.
Smartphone plan overview
NET10 Wireless operates on the GSM 850/1900, UMTS 850/1900, 1700/2100, CDMA 800/1900 bands and is compatible with AT&T and T-Mobile.
The best smartphone plan that we've located is the $50 unlimited plan:
- 2.5 GB data cap
- Unlimited minutes
- Unlimited text messages
- Five Best Pre-Paid Cellphone Carriers - Lifehacker
- StraightTalk and Net10 unlimited data plans throttled after 2.5GB of usage ... - PhoneDog
- AT&T NET10 Unlimited Wireless Data Bring Back For Free - Web News Voice
- Net10 Removes AT&T Data Caps And Goes Back To Unlimited? (Updated Again) - PhoneNews.com