thank you for purchasing the products in our store. we hope to give you a pleasant shopping experience.1. our electronic products of this shop, after along time of transportation, please the first time after receiving.2.our store mainly sells electronic product and is updated daily. please pay more attention to our shop.3.We QC the products during shipment to ensure that the products are delivered to you with the best quality.Note:different materials will have slight chromatic aberration under different monitors. the real color is mainly based on actual products.4.1 smart chip,Efficient transmission speed.Compact, ultra Light Design Stereo Bluetooth Headset, Portable And Easy To Carry.High-fidelity sound quality, Wireless songs enjoyVoice report number, low power remind,Connect/disconnect remind,Boot off prompts.Long battery life, fast charging.Compatible For Almost All The Mobile Phones And TabletzQuestion Q&AQ: Electronic products don't work?A: first to see if it works.Q: Change language?A: At the first time of power on, check , and click to select another language.Q: Don't know how to operate the product?A: Check the random menu. Follow the prompts.Crossed price: the crossed price is the selling price of the product under the preheating state of the activity, not the price. The specific transaction price may change due to the use of coupons, etc., and the final price shall prevail on the order settlement page.Uncrossed price: the uncrossed price may be the activity price of the commodity to participate in the activity, for reference only. The transaction price of the specific activity may change due to users' use of coupons, etc., and the final price of the activity is the order settlement page shall prevail. a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a