How much does this cost to the nearest dollar?

Pyle Home Compact Mini Stereo Power Watt Portable Dual Channel Home Audio Speaker Receiver Box w/ RCA Cable L/R Input For CD Player, Tuner, MP3, For Amplified Speakers Sound System PCA1
Product Description The PCA1 Mini stereo power amplifier from Pyle provides up to 15W of power on each channel at 4 ohms. Connect your inputs using the RCA jacks, and output An amplified audio signal over standard speaker push jacks. It's compatible with any audio or computer device-youu can even hook up an iPod using a 3.5mm to RCA jack converter. A master volume control on the front lets you adjust the gain. It runs on either 110V or 220V with a voltage selector switch. From the Manufacturer The PCA1 mini stereo

Price is $22.00

Price: $21.75