K55 Business Bluetooth-compatible Single-Ear Earphone Battery Display Clip-On Intelligent Noise Reduction Telescopic Headset Clipper

• The latest Bluetooth-compatible 5.2 version, fast matching with mobile phones
• Large-capacity battery, built-in low-power output, continuous talk/play music for up to 20 hours
• Support vibration reminder for incoming calls, also with vibration prevention reminder beyond a certain distance
• Clip-on design, safe driving with high-definition calls, can connect two mobile phones at the same time
• Support voice prompts in both Chinese and English languages, LED power display, caller number reminder
• Built-in 140mAh battery, Type-C charging port, support fast charging, charging in 20 minutes

Specifications:

• Headphone version: V5.2
• Transmission distance: 10m
• Transmission frequency: 2.4GHz
• Charging voltage: DC 5V
• Charging time: about 20 minutes
• Talk/music time: about 20 hours
• Standby time: about 180 days
• Battery capacity: 140mAh