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Product model: TWSEJ04LS
Wireless connection Bluetooth: 5.0
Bluetooth protocol: HFP/A2DP/ HSP/AVRCP
Communication distance: 10 meters (accessible environment)
Dual headphones continuously listen to songs for about 4 hours
Headphone standby time: about 150 hours
Single earphone battery capacity: 40mAh
Charging box battery capacity: 300mAh
Headphone charging time: about 1.5 hours
Charging box charging time: about 2 hours
Single earphone net weight: about 4.1g
Total net weight with charging box: approx. 35.4g
Charging box size: 62 times 40 times 27.2mm
Headphone size: 26.65 times 16.4 times 21.6mm

FCC
Is wireless:
Yes
Wireless Type:
Bluetooth
Support Memory Card:
No
Vocalism Principle:
Balanced Armature
Volume Control:
Yes
Control Button:
Yes
Codecs:
None
Brand Name:
Firefly
Model Number:
OEM
Style:
In-Ear
Communication:
Wireless
Use:
Mobile Phone,
Computer,
Gaming,
Sports,
Audiophile,
travel,
PROFESSIONAL,
HiFi Headphone
Function:
Bluetooth
Place of Origin:
Guangdong, China
Cord Length:
0
Bluetooth Standard:
Bluetooth v5.0
Waterproof Standard:
IPX-1
Active Noise-Cancellation:
No
Product name:
OEM
Color:
White
Bluetooth Version:
V5.0+EDR
Logo:
Logo Customize
Keyword:
In-ear Bluetooth Headphone
Material:
ABS+PVC
Certificate:
CE RoHs FCC
Charging time:
30 Minutes
Working time:
2-4 Hours
Warranty:
3 Months