https://www.bhphotovide
Specs:
Mac, Windows, iPad, iPhone, iPod Touch
Jog Wheels Control Simultaneous Effects
Built-In Audio Interface
Pulse Control Multicolor LEDs
USB Bus Powered
4" Fiberglass Woofer
0.75" Soft Dome Tweeter
21W Class AB Amplifier
Soft Leather Ear Pads with Memory Foam
High Definition: 5 Hz to 30 kHz