294-5668, Sonitron, Sonitron Piezoelectric Miniature Speaker, 100dB, 500 → 8000 Hz, 66nF, 5.8mm Lead Length, 33.5 x 33.5 x 9.7mm Sonitron Piezoelectric Miniature Speaker, 100dB, 500 → 8000 Hz, 66nF, 5.8mm Lead Length, 33.5 x 33.5 x 9.7mm