- Bluetooth 5.3; Chip: JL AC6955F-2. Battery capacity: 200mAh; Charging time: about 2 hours-3. Service time: 7 hours; Standby time: 120 hours-4. Material: ABS；Size: 182 * 170 * 71mm; Weight: 157g-5. Support Bluetooth, TF card and AUX mode-6. Support prompt tone in Chinese and English: double click the power button when not paired