Product information: Color: no USB hub and audio port, with audio port and dual hub Power supply mode: USB Whether to use USB: Yes Gifts: points exchange gifts, business gifts, advertising gifts, promotional gifts, conference gifts, promotional gifts, opening gifts, advertising promotions, welfare gifts, holiday gifts, holiday gifts, bonus gifts, conference gifts, public relations gifts, personal gifts, others Applicable occasions for gifts: Birthday, Spring Festival, Father's Day, Teacher's Day, banquet, gift giving, party, date, full moon, outdoor leisure, anniversary, store celebration, festival, graduation, housewarming, advertising promotion, welfare gifts, Chinese Valentine's Day gifts, proposal, business gifts, conference celebration, office benefits, business public relations, awards and souvenirs, conference gifts, Goddess Festival, visit and sympathy, others Applicable gift-giving relationship: Junior, couple, couple, colleague, friend, elder, child, customer, relative, classmate, tutor, other Style: Modern Packing list: Bracket x1pcs Product Image: