FINEBLUE F580 Single Ear Wired Business Lavalier Headset with Incoming Call, Vibration, Power Display Wireless Bluetooth Headphone

• Special handset retractable cable pulling function design, portable wear, no need to put the headset in the ear for a long time
• Vibrating alert function for incoming calls
• With a battery-level digital display, display the battery power in real-time 
• Fast charging support, charging in just 20 minutes
• Intelligent voice reminder, caller number
• Bilingual switch between Chinese and English
• Headset power display, a better understanding of the headset
• One tow two can connect two mobile phones at the same time
• Newly upgraded 200 hours long standby time

Specifications:

• Product Model: F580
• Product chip: JL AC7006F4
• Product Version: Bluetooth V5.3
• Communication distance: 10m
• Transmitting frequency: Class 2 (-6dbm - 4dbm)
• Charging voltage: DC 5V
• Operating voltage: 3.7V
• Charging Interface: TYPE-C
• Voice prompts: Chinese, English (default English)
• Battery specification: Li-polymer 110mAh
• Charging time: approx. 20 minutes (fast charging supported)
• Talk time: approx. 12.5 hours
• Standby time: approx. 200 hours 
• Product weight: 126g