Skullcandy Terrain Wireless Bluetooth Speaker has a price drop of 45%. Get it for $32.99. IPX7 Waterproof Mini Bluetooth Speaker – Take our speaker to the beach or pool without worrying about damage- whether it’s a bonfire on the beach, a post-hike camp cooldown, or the pre-game tailgate, our adventure-ready small Bluetooth speaker is built to handle whatever Mother Nature dishes out.