Product highlights:
Large-capacity high-performance lithium polymer battery
Charging the battery compartment 5 times to headphones
Mini wireless Bluetooth headset
Stylish metal case design
Intelligent noise reduction and echo cancellation
IPX7 waterproof
It weighs just 4.7g

morul U0 Product parameters:
Product Type: Mini Bluetooth Headset
Wearing styles: in ear
Bluetooth Version: 4.1
Transmission range: Accessible ≤10 m
Noise: DSP intelligent noise reduction
Battery type: high-energy polymer
Headset Battery Capacity: 60mAh
Battery compartment Battery Capacity: 500mAh
Waterproof: IPX7 waterproof
Working time: 4 hours
Cumulative Working Hours: 20 hours (5 times the battery compartment for charging the headset)
Standby time: 7 days
Charging time: 1 hour (headphones) 3 hours (battery compartment)
Size: 21 * 17 * 24.5mm (headphones) 29 * 29 * 70mm (battery compartment)

Products include:
Headset
Battery compartment
Charging Cable
Instructions