"1. Wireless 5.3
2. Plan: JL6983D2;
3. Battery capacity: earphone 30mAh; Charging compartment 300mAh;
4. Usage time: approximately 5 hours; Standby time: 180 hours;
5. Support master-slave switching, up/down song switching, and summoning Sir;
6. Product size: 54.4 * 21.3 * 46.4mm"
