Check the listing for details. UD-BT01 Bluetooth Wireless MIDI Adaptor. Condition: Open box. Listed at 51.89 USD. Simple and easy wireless connection of instruments with a USB TO HOST terminal to iOS devices and Mac makes it easy to use a wide range of music applications wirelessly for even more enjoyable performing and composing. Wirelessly connect your iOS devices (iPhone/iPad/iPod touch) to your instrument with Bluetooth and avoid having to reconnect every time you play. Use music apps without cables and enjoy the freedom that wireless technology brings to your performances. (*Some data loss may occur depending upon network conditions and environmental factors).Enjoy playing your musical instruments with a range of music apps:Controller apps allowing one-touch configuration of Digital Pianos' internal metronomes and other functionsCustomize digital drum kits using an intuitive app interfaceUse with.