Anker SoundCore Mini 2 Bluetooth Speaker - Black

Long Listening Time : Up to 15 hours of uninterrupted music enjoyment
Small and Powerful : Amazing Bass performance with BassUp Technology
True Wireless Stereo : You can get Stereo sound by connecting two SoundCore Mini 2s together
BassUP Technology : A customized 6W driver with built-in BassUpTM technology delivers high performance against the compact size of the Soundcore Mini 2
IPX7 Endurance Rating : An advanced enclosure offers protection against water, rain, dust, mud and more.
Compact Dimensions : With its non-slip rubber sole, Soundcore Mini 2's stylish metal surface is sturdy and light at the same time. Small enough to fit in your jacket pocket
Bluetooth 4.2 : Bluetooth 4.2 ensures a strong connection, while the built-in microphone lets you answer calls.