Spendor A3 Floor Standing Mini-Tower Speakers $2,795.00 Spendor A3 Floor Standing Mini-Tower Speakers. The ultra-compact Spendor A3 delivers clear natural sound with real low frequency power and scale. Drive units based on technology developed for the Spendor SA1 and other A Line models ensure clear and natural mid-range and a beautifully open treble. Dimensions HxWxD: 750 x 165 x 250mm Weight: 12.4 kg each Available: Cherry, Dark Walnut, Black Ash. Price: $2795/pair.