Upgraded Design, Upgraded Experience:  Upgraded Edition T6 Plus speaker is the latest version of Tronsmart speakers. The new exterior design is stylishly crafted and comfortable to hold. The improved position of speaker drivers allow true 360-degree surround sound. It has the NFC function added that allows you to easily connect the speaker by putting the phone on the touch area Deep Bass, Powerful Stereo: The exclusive SoundPulse technology delivers 40 watts peak power making the bass deeper, and vocals more defined. 3 different equalizer audio modes that can suit any music genre. Dual passive radiator offers thumping deep bass, giving a strong beat for your tune IPX6 Water Resistant: Built to resist heavy splashes, rain and sweat. This Tronsmart Bluetooth speaker is suitable for all various indoor and outdoor music occasions: Home party, dance teaching, Bushwalking ,cycling ect Extended Playtime: With up to 15 hours of battery life you can enjoy all day wireless music playing on a single charge. No worries about running out of power on your phone, because of the Built-in 6600mah power bank with USB A charge port you can quickly charge your smart phone which ensures the music never ends Broad Compatibility: Bluetooth 5.0 offers the latest connectivity option for more stable connection & better range. Tronsmart outdoor speaker supports almost all audio devices that are Bluetooth compatible. Don't worry if Bluetooth is not available, plug the 3.5mm audio cable into the speaker or USB flash drive or TF/SD card to enjoy your music all the same.