Bluetooth Speaker, Vtin R2 portable Bluetooth Speakers w/DSP Bass Technology, 14W Powerful Speaker for HD Sound, 24H Playtime, IPX6 Waterproof Outdoor Speaker built in Mic for Home and Outdoors, Audio, Soundbars, Speakers
VTIN Ultra Portable Waterproof Bluetooth Speaker Extra Bass Bh172a | eBay
Vtin R2 Portable Bluetooth Speaker, IPX6 Waterproof Bluetooth Speaker
This waterproof wireless speaker plays for 15 hours and costs $13 - CNET
Brand New VTIN Ultra Portable Waterproof Bluetooth Speaker BH172A | eBay