Skyworth 3.1CH Home Cinema Soundbar System – Dolby Digital Plus, Dolby Digital, Compatible devices: TV, Android Phone, iPhone, etc., Bluetooth Version: 5.3, BT Operating Range: up to 10m, USB File Formats: MP3, etc., Selectable EQ: Music, Movie, News, 3D, Total Audio Power Max Output: 510W, Retail Box , 1 year Limited Warranty