AC1640 - 2 WAY SPEAKER SELECTOR SWITCH NZ$25.72         AC1656 - TWO WAY AUDIO INPUT SWITCH NZ$21.28         AC1657 - 4 WAY AUDIO INPUT SWITCH NZ$31.69         AC1662 - AUXILLIARY/TURNTABLE PREAMP SWITCH BOX NZ$29.81         15.0% Goods and Services tax will be added to your order.