The Tuscany series is available in two models:
Gold: 0.25mV output, 50 ohm load, 5-55kHz freq response, Silver coils, Super Micro Ridge stylus, internal 4 ohm impedance
Red: 0.35mV output, 200 ohm load, 10-50kHz freq response, Copper coils, Micro Ridge stylus, internal 20 ohm impedance