Developer's DescriptionBy Marshall Amplification plcMarshall Gateway is a remote control and device application for use with Marshall CODE Series amplifiers.Marshall Gateway is a remote control and device application for use with Marshall CODE Series amplifiers.Connection with CODE is via Bluetooth Classic for streaming audio from your music library and Bluetooth LE for real-time control of your amplifier settings.Gateway can function independently of CODE to create and manage presets that can be sent to CODE when connected.Requires Android 4.4 (KitKat) or later.