1. $85 or $65 monthly plan: After 22GB of data usage, AT&T may slow data speeds during periods of network congestion for the remainder of your 30-day term. Data speed limited to a maximum of 3Mbps. For content we can identify as video, speed will be limited to a maximum of 1.5Mbps at Standard Definition quality (about 480p). See att.com/broadbandinfo for details on AT&T network management policies. Mobile hotspot use is prohibited.