SELECTED OPTION:
COLOR: BLACK
Features: TWS?BT?Design: Wireless?dual?ear?stereo?design,?left?and?right?ear?channel?separation.?You?can?use?the?Left?and?Right?ear?headset?solely?(single?track?mode),?or?use?in?pairs?(stereo?mode).
Lightweight?&?Comfortable: 5g?lightweight,?mini?size?and?4?pairs?of?eartips?provide?you?long?time?wearing?comfort,?and?guarantees?stability?when?doing?sports.
Built-in?Microphone: High-sensitivity?microphone?reduces?ambient?noises?and?grasps?the?detail?of?voice,?ideal?for?in-car?calling?or?working?use.??
Charging?Box: Turn?the?power?switch?of?the?charging?box?to?ON,?then?the?headphones?can?be?charged?in?the?400mAh?charging?box.
Long?Battery?Life: 40mAh?battery?in?each?headphone?ensures?3-4?hours?of?working?time.?The?earphone?and?the?charging?case?can?be?fully?charged?in?1-2?hours.?
Specifications: Model?Number:?K1
BT:?5.0
Transmission?Distance:?10m?(no?obstacle)
Impedance:?32??
Sensitivity:?108dB
Driver?Unit:???8.6mm
Power:?max.?10mW?
Battery:?Earphone:?2?*?3.7V?/?40mAh;?Charging?Box:?400mAh?
Charging?Time:?about?1-2?hours
Working?Time:?one?for?3-4?hours?and?a?set?for?2-3?hours
Color:?Black,White
Charging?Box?Size: 28*40*62mm
Item?Weight:?Approx.?53g?(43g?of?the?charging?box,?5g?of?each?earphone)
Package?List: 1?*?Pair?of?Earphone
4?*?Pairs?of?Eartips
1?*?Micro?USB?Charging?Cable
1?*?User?Manual?(English)