The TECNO Square S6 is a portable wireless speaker featuring Waterproof and 360 Surround. Enjoy your favorite songs with its powerful deep bass and Bluetooth 5.3 connectivity and superior audio. Connect your Smart phones , receive calls or insert an SD card to listen to your favorite playlist. SPECIFICATIONS Model: S6 Real 2.1 Channel Stereo System Hi-Fi Audio 360° Surround Hi-Fi 360° Surround，Immerse in Heavenly Sounds Enjoy Clear and Authentic Sound Quality Resistant to Water Dual Tweeters and a 20W Woofer 10 Hours* of Long Battery Life, No More Battery Anxiety Battery Battery : 5400 mAh Music Playing Time: 10 Hours