Openfree JR-OE1 Open-Ear True Wireless Headphones

Name: Open-Ear True Wireless Headphones Model: JR-OE1 BT version: V5.3 BT range: 10m (barrier-free open environment) Frequency response range: 20Hz-20KHz Music time: about 18h (70% volume) Calling time: about 12h (70% volume) Headphone battery capacity: 100mAh Case battery capacity: 600mAh Headphone charging time: about 1.5h Case charging time: about 1.5h Cycle counts: about 2 charging cycles Case charging port: Type-C Case charging input: 5V⎓1A Material: ABS+Silicone Net weight: an earphone (single) 11g; charging case 65g