The JBL Flip 4 waterproof wireless speaker is a great deal at $60 (Update: Expired) - CNET
JBL Flip 4 is the next generation portable Bluetooth speaker that delivers surprisingly powerful stereo sound. This compact speaker is powered by rechargeable Li-ion battery that offers many hours of continuous, high-quality audio playtime. Sporting durable, waterproof fabric materials, Flip 4 is the all purpose, all weather companion that takes the party everywhere. It also features a built-in noise and echo canceling speakerphone for crystal clear conference calls.
JBL Flip 4 Portable Waterproof Bluetooth Speaker - Wireless - Gray
JBL Flip 4 Review - SoundGuys
JBL Flip 4 Bluetooth Portable Speaker - Black (JBLFLIP4BLK) for sale online
JBL Flip 4, Black - Waterproof, Portable & Durable Bluetooth Speaker - Up to 12 Hours of Wireless Streaming - Includes Noise-Cancelling Speakerphone, Voice Assistant & JBL Connect+ : Electronics
JBL Flip 4 Review - SoundGuys
JBL Flip 4, Portable Bluetooth Speakers
JBL Flip 4 Review - SoundGuys
JBL Flip 6 Review: One Powerful Little Bluetooth Speaker - CNET
For JBL Flip 4 44x49mm Waterproof Replacement for genuine speakers
JBL Flip 4 Waterproof Portable Bluetooth Speaker
JBL Flip 4 Waterproof Portable Bluetooth Speaker
JBL Flip 4 Waterproof Portable Bluetooth Speaker