Specifications:Using RGB three-color LED light, it has balanced light effect with bright colors.The battery life is up to 900 minutes, you can listen continuously to music for a very long time.Folding design is not cumbersome, easy to fold and portable.Bluetooth 5.0 provides flash connection. Type: HeadsetMaterial: PlasticSpeaker Diameter: 40mmOperating Range: 20m (Under Obstacle-free Conditions)Battery Capacity: 400mAh Rechargeable Battery (Included)Charging Voltage: DC5V/1AMusic duration: LED Light On for about 7 Hours/LED Light Off for about 12 HoursFrequency Range: 2.402-2.480GHZSensitivity: 1053db plusmn;3dbPositive Resistance: 32 Omega;Charging Time: about 2.5 HoursFeatures: Lightweight, Wireless, Comfortable, LED LightSize: 18.8cm x 16.8cm x 8.8cm/7.4inch; x 6.61inch; x 3.46inch; (Approx.) Notes:Due to the light and screen setting difference, the item 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement. Package Includes:1 x Headset 1 x Headset Cable1 x USB Charging Cable1 x User Manual