Conceptual rendering in 3D Studio Max.
Fits in the palm of your hand and has a clip designed to neatly wrap your headphones wires.
Clips to your clothing.
Took apart a Bluetooth device for the circuit board and battery, and soldered on a separate 3.5 mm female connector.
The bottom half of the enclosure contains features to align the PCB, buttons, and audio jack.
The top half of the enclosure has a slit for the LED indicator, and snap fit features to secure to the bottom half.
The power button pivots about two ridges to actuate the power switch.