Choi Sulki, 「Sanyo MAJ-R100」, 2010. Audio player, audio CD, player size 28 x 40 x 18 cm, audio duration 50 minutes 49 seconds. Narration by Sung Kiwan. Exhibited in Really?, Choi Sulki solo exhibition, Space Hamilton, 16 April–6 May 2010.
「Sanyo MAJ-R100」 plays a voice reading the user guide for the CD player itself.