Product information:

Product model: s9 bluetooth headset
Smart touch + flip automatic power on + automatic pairing + flip automatic reconnection
Bluetooth solution: Bluetooth 5.0 Jerry 6936D, HD binaural call. Master-slave switching
Speaker: high quality real copper ring speaker
Chip: True Stereo Chip
Charging bin standby time: 30+ days
Headphone use time: 5 hours, the cradle can charge the headphones 4 times.
Headphone charging time: 40~50 minutes
Headphone battery capacity: pure cobalt 55 mAh
Charging box battery capacity: pure cobalt 450 mAh (with IC protection board)
Transmission distance: barrier-free distance 10-18 meters

Color: s9 black, s9 white, s9 pink, s9 light blue

Packing list:

Bluetooth headset+3 sets of large+ medium and small ear caps + data cable*1set