Tronsmart Studio Bluetooth Speaker Patented SoundPulse® Technology. Patented TuneConn™ Technology to Sync Audio across 100+ Speakers. Lossless High Fidelity Audio. Personalize Audio via In-app Equalizer. Stable Bluetooth 5.0 Connectivity. Intelligent Voice Assistant. Type-C Charging Port. Up to 15 Hours of Playtime.