The romantic light can create a cheerful feeling for family entertainment. This stereo bluetooth-compatible speaker can deliver exceptional sound quality for your cellphone, tablet or PC. The product has the function of true wireless stereo interconnection, which can connect the same two products to form left and right stereo sound. Item Name: bluetooth-compatible Speaker Material: ABS Bluetooth Version: 5.0 Transmission Distance: about 10 Meters Wireless Interconnection: true wireless stereo in Series Card Playback: TF Card Playback (Not Included) Lighting Effect: Colorful Rhythm Flash Light Input: 5V/2A Updated Version: Battery Capacity: 3.7V, 1000mAh (Included) Playback Time: about 12 Hours Bass Effect: 6D Surround Heavy Bass Output Power: 5W Standard Version: Battery Capacity: 3.7V, 600mAh (Included) Playback Time: about 8 Hours Bass Effect: Shocking Heavy Bass Output Power: 3W Features: Rechargeable, LED Light, Bass Size: Diameter: 60mm/2.36";, Height: 99mm/3.90"; (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x bluetooth-compatible Speaker 1 x Charging Cable 1 x User Manual