Csi/Speco G86TG 8 Speaker With 70/25 Volt Transform 10w max power handling, 8" dual cone woofer Wire and nounter transformer with 5, 2.5, 1, 0.5 and 0.25 watt taps Dual 70/25V transformer, 6 oz. magent, 8 ohm impedance White netal grille combination 50Hz 15kHz