Duo Price Drop -- Mark Anbinder passed on news of a price drop on Duo suggested retail prices. The Duo 210 4/80 fell $410 to $1,839; the 230 4/80 dropped $310 to $2,299; the 230 4/120 descended $310 to $2,659, and the 230 4/120 with Express Modem sunk $320 to $2,899.