Line out Dock (LOD), a way to improve sound quality

("Amp" is the short name of Amplifier)

Have you seen any iPod/iPhone connected to a stuff looks like box under the iPod with a short cable? It's called LOD! (Line Out Dock). The function of LOD cable is to bypass the internal amp and use an external amp.

So, a LOD cable which is also categorized as analog cables affect sound quality and character. A LOD cable starts from 100,000 Rupiah to 2,500,000 Rupiah related to the cable material, jacks, and the ports. It's not worth to use a cheap LOD cable to an expensive external amp, and vice versa.

Jena LOD cable with Oyaide Silver jack for iPod/iPhone 30-pin