FreedomFreedom Four Channel Device Switcher: Seamless Control Across Multiple Devices with a Single Switch The Freedom switcher is compatible with any device featuring a 3. 5mm switch input jack, such as communicators, tablets, and mobile phones. For some devices, such as phones and tablets, an additional adapter (e. g., APPlicator) may be required for full connectivity. For added flexibility, users can program the switcher to skip over unused channels,