Specifications :
100V Line: 170Ohm(60W), 330Ohm(30W), 670Ohm(15W), 1.3kOhm(7.5W)
70V Line: 250Ohm(20W), 500Ohm(10W), 1kOhm(5W), 2kOhm(2.5W)
HIPS, black with paint/white Punched Net : Surface-tread steel plate, black/white paint Speaker Bracket : Aluminum die-cast, black/white paint Joint/wall Braket : Steel plante, 1.6, black/white, paint