- Material: ABS; Size: 77 * 53 * 36mm; Weight: 64g-2. Bluetooth 6.0; Chip: JL AC6965E-3. Battery capacity: 800mAh; Charging time: 1.5 hours-4. Usage time: 18 hours-5. Speaker unit: 28mm; power: 2W-6. With a clip, it can be clipped onto clothing or backpacks“