JBL Charge Essential Wireless Bluetooth Speaker - Portable Waterproof Speaker with Built-in Power Bank, USB Charging, Bluetooth Connect for Phone or Tablet up to 2 Devices, in Gun Metal Black : Amazon.co.uk:
JBL Charge 2 review: A long-lasting Bluetooth speaker that can juice up your gadgets, too - CNET
JBL Charge 2+ Review | PCMag
JBL Charge 2 Plus Black Portable Speaker - Overview - YouTube