With a durable pedal design and quiet steel switches, the AirTurn BT500S-6 fits easily into a pedalboard setup and is powered by a battery or an optional 9V power supply. It now includes two analogue 1/4" inputs for adding foot pedals that can be programmed to control variable parameters such as volume, wah effects or scroll speed! Scroll song lyrics and tabs, trigger accompanying music and effects, send MIDI commands, cue audio and lighting, capture photos and videos and more with AirDirect Customize: Create commands for almost any application that responds to keystrokes, macros, mouse clicks or MIDI with the free AirTurn Manager Adjust features such as Auto Repeat, Idle Time, Low Power or Fast One Response Response mode and Debounce Select switch types such as Momentary, Latch, Pulse or Command.Updates: AirTurn Manager supports over-the-air firmware updates for the latest features.Silent x and Tactile: Steel switches provide a responsive feel with little roundness. DURABLE: The molded housing made of an almost indestructible polymer blend does not interfere with the radio signal while still withstanding the wear and tear of the road. VERSATILE: Includes two 1/4" analog inputs for volume or expression pedals. Footswitch compatible with optional 9V power supply. Maximum range: At over 200 feet, AirTurn is the industry leader in range. MAXIMUM BATTERY LIFE Rechargeable battery provides over 200 hours of battery life. Playback time on a single charge, displays status indicators and turns off automatically when the host device is turned off. Status indicators: Bluetooth status LEDs Low battery status LED. Pairing options: Choose Open Pairing for instant connections when switching between devices. Select Closed Pairing to save a single connection and prevent accidental connection with other devices. MULTIPLE DEVICES Connect up to eight AirTurn devices for more switching options. Compatibility: Works with devices with Bluetooth 4 or above.