How much does this cost to the nearest dollar?

Airfrex Aluminum Mini Bluetooth Transmitter with 3.5mm Male Jack for TV/ MP3/ PC/ PS4/ Nintendo Switch, Wireless Bluetooth Sender and Adapter Works with Bluetooth Headphone and Bluetooth Speaker
Add Bluetooth Feature to Old Devices---Airfrex Bluetooth transmitter is able to turn your old devices, such as TV, MP3, MP4, PlayStation PS4, Laptop, Desktop, CD player, Nintendo Switch into Bluetooth enabled. So you can continue using these devices and music players with your Bluetooth headphone or Bluetooth speaker or Bluetooth receiver. However, this is a Bluetooth transmitter and it won't pair with your new version MP3 ( new MP3 has Bluetooth function) or phones or tablets. Ultra Small Size with Great Battery Life---Due to the extremely tiny size and light weight

Price is $23.00

Price: $22.99