Top4cus Inc founded on 2016, owns brand top4cus, US registered trademark. top4cus provides high quality wacthband, bluetooth speaker so far. We Powerseller at Amazon US, you could purchase from Aazon US.
At top4cus, 100% customer satisfaction is our concern and goal. We stand behind our products, and provide 12-month warranty for any of top4cus. Within 30 days after order received, we offer return/refund or exchange, no question asked.