The Black Brain Radio - Radio Multiple is a limited edition of 10. They are an FM radio fixed to a frequency of 89.9fm only and are battery operated. This was the original frequency that Black Brain Radio was transmitted on. The Black Brain Radio - Archive is now part of the Arts Council Collection of Ireland. Each Multiple is unique and is hand painded with black paint and Tippex. They can be obtained from info@garrettphelan.com (SOLD)