■ If you purchase the ME-90 function expansion item "BT-DUAL" at the same time, you will get other items at a reasonable price.
BT-DUAL: By connecting the Bluetooth Audio MIDI Dual Adaptor (BT-DUAL), you can wirelessly play audio or edit and store the tone using the iOS/Android app only.
Roland RH5 headphones
Guitar cable x 2.
BOSS adapter PSA-100S2