i have recently bought a panasonic home theater system(sc-xh201) [ http://www.panasonic.com/in/consumer/audio-video/home-theatre-systems/sc-xh201.html ] which will support admi arc,
and my tv system is lg( 32ln571b) [ http://www.lg.com/in/tvs/lg-32LN571B-led-lcd-tvs] which also have hdmi arc...