Such price variation is unusual for Apple products, especially for a flagship product which reigns supreme in its league.

So what features does the HiFi Walker H2 have on board? The first, and perhaps most important, is an onboard equalizer to let you tweak the sound of your music to your ears. There are various ...

Apple says the new H2 chip uses new adaptation algorithms to process sound more quickly, tuning audio at the precise second that it is heard, for higher-fidelity sound. Phone calls also sound more ...