Model number, pro5
brand name,circe
product name, wireless earbud / tws earphone
color, black / white / red / light blue / dark blue
chipset, jl6963
bt version, 5.0
working time, 3--4 hours
operating range, up to 30 feet(10 metres)
battery capacity, 30mah*2 + 200mah charging box
charge case charging time, 1 hours
wireless delay time, 41--50ms
charge port, type-c
standby time, ≥100 hours
working voltage, 3.0--4.2v
speaker impedance, 32 ohm
frequency band, 2.4 ghz
microphone sensitivity, 42db
speaker sensitivity, 98db
pack included
2*earphones
1*charging box
1*usb charging cable
1*user manual
1*gift box