Your Tv only got 1 AV in ah? If that is the case, then you need to
buy the splitter lor... And yeah, Sim Lim Sq is cheaper... A
1 to 3 will cost about $6 only but if you buy from other places,
the same thing could cost you around $10...
Here is a pic of one type of AV splitter you can consider
lor...

so where to buy this? challenger got or not? lazy to go down to
sim lim square leh. thought the technician told me its the what
adaptor. so its called splitter eh?