1. Bluetooth 5.3; Chip: JL AC6955F
\n2. Battery capacity: 200mAh; Charging time: about 2 hours
\n3. Service time: 7 hours; Standby time: 120 hours
\n4. Dimensions: 182*170*71mm; Weight: 157g
\n5. Support Bluetooth, TF card and AUX mode
\n6. Support prompt tones in Chinese and English: double click the power button when not paired