8 inch portable outdoor bluetooth speaker trolley case trolly speaker

Shell material Plastic Support APP No Supported format U disk Speaker adjustment method Knob Is there a radio function Yes Box material Plastic---Appearance size255*220*385cm Product weight2.5 (KG)

-----Built-in battery capacity2000 mAh-4000 mAh LightsColorful ballsBluetooth protocol4.1 Battery capacity1800 mAh