Specifications:
Model: YYK520 second generation
Wireless BT Version: BLE5.1
Working Time: about 8-10hrs
Standby Time: about 180hrs
Earphone Charging Time: about 1 hr
Charging Voltage: DC 5V
Charging Function: Charging Compartment to Charge Earphone
Charging Compartment Charging Time: about 2hrs
Charging Interface: type-c
Speaker Diameter: 10mm
Earphone Battery Capacity: 60mAh
Charging Compartment Capacity: 500mAh
Wireless Transmission Distance: less than 10m/32ft
Frequency Range: 20HZ-20KHZ
SNR: ≥90dB
Sensitivity:-85dBm
Button/Touch: Button
On-screen Display: charging/battery display
Applicable Modes: Single Ear, Hanging Ear, In-ear Type
Material: Plastic
Packing list:
1x Earphone
1x Charging Compartment
1x Charging Cable
2x Ear Cap
1x User Manual