Application developed by Castor suspensions is part of a Beaver Air Control product.

Designed to move air springs (air suspension) vehicular distance, Castor Air Control device is a Bluetooth module that uses the drive port RJ11 (button panel) receiver module (remote) of air suspension to communicate .

General Features:
* Contains two drive screens enabling its operation in several configurations:
- Screen for remote control 4-channel (front and rear suspension movement)
- Screen for 8-channel remote control (independent movement per wheel)

* Required receiver module (remote) with RJ11 input (button panel)

 * Requires Android version: 4.0 to 4.4. - For version 5.0 compatibility check.