Bluetooth Version: Bluetooth 5.1

Supported Protocols: A2DP, HFP, AVRCP, HSP

Chipset: QCC 3020

Operating Frequency: 20Hz-20kHz

Speaker Diameter: 10mm

Speaker Impedance: 16 ohms

Battery: Lithium Polymer Battery, 160mAh

Music Playback Duration: Approximately 12-16 hours

Talk Time: Approximately 16 hours

Standby Time: Approximately 120 hours

Charging Time: Approximately 2 hours

Charging Port: Type-C

Dual Headphones Connection: Supported

Noise Reduction for Calls: Supported

Mute during Calls: Supported