How much does this cost to the nearest dollar?

Home Audio Phono Preamps, Headphone Amplifier 20Db Stereo Sound Signal Phono Preamplifier with 3.5Mm Headphone RCA Input Output, Record Player Preamp
Unique Design Unique power switch button design is very easy to use. You can enjoy high quality music with headphones through the 3.5mm headphone output, and the RCA line output and AUX headphone output can be output at the same time. Multi Compatible Compatible with most low volume sound sources such as phones, TVs, MP3 players, portable CD players, computers, video games, etc. and boosts their output to the level needed to drive amplifiers or speakers. HiFi Sound NE5532 op amp with pluggable socket design, easy to replace other op amps to enjoy different sounds,

Price is $23.00
Price: $22.69