in a binaural manner; the stimulus was presented binaurally
[ Syn: to both ears , to both ears , to both ears , to both ears , in both ears , in both ears , in both ears , in both ears , to both ears , to both ears , to both ears , to both ears , in both ears , in both ears , in both ears , in both ears , to both ears , to both ears , to both ears , to both ears , in both ears , in both ears , in both ears , in both ears , to both ears , to both ears , to both ears , to both ears , in both ears , in both ears , in both ears , in both ears ]