How much does this cost to the nearest dollar?

Outdoor TV Antenna, ANTOP HDTV Flat Panel Amplified HDTV Antenna Big BOY 80 Mile Multi-Directional Reception with 4G LTE Filter and Smartpass Amplified (40ft Coaxial Cable Include)
400B TV ANTENNA ※ SUPPORT UHF VHF Strengthen UHF & VHF reception like NBC ABC etc Assuring you more channel reception and less blind spots like CBS Fox The CW and PBS etc ※ SMARTPASS AMPLIFIER Exclusive ANTOP technology uses an all-in-one design allowing easier adjust the balance between short and long range reception Build in 4G LTE Filter blocks 3G and 4G wireless signals for noise-free digital reception ※ WATERPROOF & ANTI-UV Get better signal reliability on windy or rainy day and unti

Price is $21.00

Price: $21.12