Specifications:
There is a charging case that supports digital display, allowing you to carry the headset with you without worrying about charging.
It uses Bluetooth 5.0 chip, which can bring you stereo music immediately and it has noise reduction function with digital charging box.
You can adjust music playback or answer incoming calls with touch controls.

Item Name: Bluetooth Earphone
Material: ABS
Bluetooth Version: 5.0
Supported Protocols: HFP 1.7, HSP 1.2, A2DP 1, AVRCP 1.6, SPP 1.2, PBAP 1.0
Charging Voltage: DC 5V
Microphone Sensitivity: -42dB
Working Temperature: -10-50 Degrees Celsius
Frequency Response Range: 20-20000Hz
Headphone Sensitivity: 120dB +/- 5dB
Transmission Distance: 10m
Charging Time: 1 Hour (Approx.)
Cumulative Battery Life: 180 Hours (Approx.)
Headphone Battery Capacity: 40mAh (included)
Charging Box Battery Capacity: 300mAh (included)
Features: Rechargeable, Bluetooth Connection, Wireless
Charging Box Size: 6cm x 6cm x 2.6cm/2.36" x 2.36" x 1.02" (Approx.)

Notes:
Due to the light and screen setting difference, the items color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package Includes:
2 x Bluetooth Earphone
1 x USB Charging Case
1 x USB Charging Cable
1 x User Manual