Meritline offers this Leather Bluetooth Keyboard Case for Apple iPad, iPod, and Android Tablet in Black for $24.99. Coupon code "MLCKB22SNL1" cuts it to $19.99. With free shipping, that's the lowest total price we could find for a similar by $7, outside of the price below. This leather and silicone keyboard case features a rechargeable lithium battery, Bluetooth 2.0, and more.

Expect this item to arrive in two to three weeks. Or, a close price: Shiningtek via Amazon and several other 3rd-party merchants charge $20.45 with free shipping for Prime members for a similar case.