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light purple
instruction *1
Heart rate: Tianyi Hexin 3605 high-precision heart rate module
Power mode: USB charging / built-in lithium battery
JOYROOM JR-TS1 Sleep Series True Wireless Bluetooth Earphones Color:Black light purpleProduct Feature: 1. Material: ABS+PC 2. Power input: 5V 1A 3. Charging box charging port: Type C 4. Number of cycles: about 5 times 5. Charging box charging time: about 1. 5h 6. Headphone charging time: about 1. 5h 7. Shell battery capacity: 400mAh 8. Headphone battery capacity: 30mAh 9. Standby time: about 120h 10. Talk time: about 3 hours (70% volume) 11. Music time: about 4 hours (70% volume) 12. Frequency response range: 20Hz 20KHz 13. Bluetooth
