Selecting the previous instrument represent now the panel reserved for the media player?s buttons.
The next instrument will help us to erase the unnecessary tops.
The other instrument will be useful in straightening the lowest corners:

Create Hi-Tech mp3 player interface in Photoshop CS

Blending Options-Gradient Overlay

Create Hi-Tech mp3 player interface in Photoshop CS

Gradient?s
parameters:


Create Hi-Tech mp3 player interface in Photoshop CS

Blending Options-Pattern Overlay

Create Hi-Tech mp3 player interface in Photoshop CS

Blending Options-Stroke

Create Hi-Tech mp3 player interface in Photoshop CS