material: plastic
Item: F9
Transmission range: 10 meters
Function voice prompt, battery display, call function, support music
Bluetooth protocol: 5.0
Channel: Stereo
How to use; earplugs
Whether single and double ears: bilateral stereo
Applicable gift-giving occasions: wedding, birthday, holiday, housewarming, trade fair, advertising promotion, employee benefits, anniversary celebration, business gift, opening ceremony, award commemoration, public relations planning, other
Color: F9 streamer, F9 streamer belt rope, F9 plating, f9 plating belt
Capacity: charging box 1800 mAh, headset 50 mAh