Car Advertising Player 1.22 inch Supermarket Promotion AD Playerbuilt-in bluetooth),E-coupons,3G update 2.Color:Black 3.OEM Car Advertising PlayerMarket ApplicationLarge or small supermarket, convenience store, etc Product Function1. Send the E-coupons and other info to the customer mobile phone via bluetooth, such as activity time, appointed site, host unit info, etc.2. Abundant Promotion E- ...
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