Meritline.com offers this USB to Dual PS/2 Adapter for $2.05. Coupon code “MLCK192304080960NL1″ drops it to 89 cents. With free shipping, that’s the lowest total price we could find for such a device by $2. This adapter allows you to use an existing USB port to connect up to two PS/2 devices such as a mouse or keyboard. Coupon ends after 1,000 uses.
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