Standby Long Listening To Songs Heavy Bass Unisex Earphones

Product information:

Custom processing: Yes
Print LOGO: No
Bluetooth protocol: 5.0
Channel: Mono
How to use: Lavalier
Whether single or double ears: Unilateral hands-free
Applicable gift-giving occasions: weddings, birthdays, holidays, housewarming, trade fairs, advertising promotions, employee benefits, anniversary celebrations, business gifts, opening ceremonies, awards commemoratives, public relations planning
Colors: White, Black
Support customization: Support