This LEGO brick shaped MP3 player is from Homade. Those nips will work as the playback buttons. It has no LCD & internal memory. What it does have is a empty micro SD slot that support up to 2GB & a jack for the headphones & a charging socket. This MP3 player is powered by a built-in rechargeable Li-ion battery which provides you 6 hours of playback. The Homade Lego-brick shaped (BB 5003) MP3 player is available for $46 usd.