Chips Upgraded:better compatibility,more stable
Convert HDMI to AV RCA:Supports NTSC and PAL two standard TV formats with a select switch
HDMI Input; Composite Video + Audio R/L Output
HDMI AV RCA Adapter:No need to install drivers, portable, flexible, plug and play
HDMI to AV RCA:Compatible HDMI1.3, Support HDMI input from 480i to 1080P. Don't support 3D