 The otu ihe na ha adịghị eme bụ nogige atụrụ elu, naanị swiveling otú ahụ ka earcups nwere ike na-edina ewepụghị on a table, nke pụtara na ha na-enupụta nnọọ enupụta na-ebu gburugburu a akpa mgbe ị na-adịghị eji ha. 