Huion via Amazon offers Prime members its Huion 4" x 2.23" OSU Graphics Drawing Tablet for $24.99 with free shipping. (Non-Prime members can spend $35 or more to qualify for free shipping; otherwise, shipping adds $8.56.) That's the lowest total price we could find by $4. It is compatible with both PCs and Macs and features a cordless digital pen, resolution of 4,000ldpi, and report rate of 200rps.