• Bluetooth version: 5.2
• Audio codec support: SBC
• Supported profiles: HSP v1.2, HFP v1.7, AVRCP v1.6, A2DP v1.3
• Operation range: Class 2, up to 30 ft/10m
• Driver diameter: 16.5mm
• Impedance: 22Ω (10mA at 1000Hz)
• Frequency response: 20Hz-20KHz
• Sound pressure lever （SPL): 118± 3 dB (1kHz / 1mW / 0.179V)
• Operating time: Up to 10 hours
• Charging time: Earphones: about 2hrs; Charging Case: about 3hrs
• Product size: Earphones: 45mm*53mm*15mm; Charging Case: 110mm*65mm*35mm
• Product weight: Earphones: 26g; with Charging Case: 105g
• Power supply: 5V/500mA-2A rated USB charger
• Power port: Type C
