The Tronsmart T7 Bluetooth speaker is engineered to deliver 360° surround, deep sound that’s powerful enough to fill a room and loud enough for outdoors. And it has been rigorously tested to meet an IPX7 rating, which means it’s waterproof. So, don’t worry if it accidentally falls into water or gets caught in the rain. The Tronsmart T7 also has a long-lasting battery life, offering up to 12 hours of unplugged play time per charge. You can easily pair two Tronsmart T7 speakers for double the audio experience in Stereo Mode. With Tronsmart APP, you can customize the sound and enjoy 6 audio effects. The Tronsmart T7 brings incredible sound with you—everywhere.