How much does this cost to the nearest dollar?

Outdoor Bluetooth Speakers Waterproof, Inwa 20W Lantern Speakers with 20h Playtime, Stereo Paring of Many Speakers for Party Yard Garden
MULTIPLE LED COLOR MODES Inwa outdoor bluetooth speaker has 10 colors of LED light modes. The combination of gorgeous lights and wonderful music will make the party atmosphere stronger. FEAST OF HEARING Speakers give you high quality stereo, immersing you in beautiful music. Without wiring, multiple speakers can be paired to form a 360° stereo surround sound home theater. Up to 100 speakers can be played synchronously, giving you the feast of hearing. 20 HOURS PLAY TIME Built-in battery. After charging for 3 hours, this buletooth speaker can play for 20H. There is no need to worry about

Price is $78.00
Price: $77.99