Cross-border S2 TWS bluetooth headset wireless sports 4.2 in-ear stereo dual earplug black technology..

About Product:Transmission range: 10 meters function: power, according to the phone, support custom music processing: is printed LOGO: can be bluetooth protocol: 4.1 track: stereo way of use: whether earplugs type single and double ears: bilateral stereo applicable gift-giving occasions: opening ceremony, the awards ceremony, anniversary celebrations, advertising promotion, fairs, wedding, pr planning, birthday color: s2 bluetooth headset 4.2, 4.2 s7 bluetooth headset, bluetooth headset s2 5.0, s7 bluetooth headset downstream of the main platforms: 5.0 speed sell tong, LAZADA main sales regions: the Middle East, North America