Positive Grid BT4 4-Button Bluetooth Footswitch | zZounds
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BT Bluetooth MIDI Pedal Editor on the App Store
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Positive Grid BT4 BT-4 Bluetooth MIDI Pedalboard - Barely Used | eBay
Positive Grid - We hear you! We are working and testing hard on BT-4 Bluetooth Wireless MIDI Pedal, (built like a tank), it works seamlessly with JAMUP and BIAS, and any MIDI