HP LC3272N, LC3772N, LC4272N
The HP 72N series of 720p HDTVs include the 32-inch LC3272N, the 37-inch LC3772N, and the 42-inch LC4272N. They all feature a resolution of 1366×768 pixels and can support up to 1080p, a brightness of 500cm/m2 a viewing angle of 176 degrees. They also all have ATSC/NTSC/Clear-QAM tuners, three HDMI inputs, 2 component, VGA and many more.
The HP LC3272N a contrast ratio of 1200:1 and an 8ms response time, while the LC3772N has a contrast ratio of 1000:1 and a 6ms, finally the LC4272N has a contrast ratio of 1500:1 and 8ms response.
HP Press release