1 day ago · A:The sales box contains a pair of ear buds, a charging case, two pairs of different size ear tips, a user guide, Aibuds User Manual - TWS Pairing & Bluetooth Connection. user manual. efm8ub1 reference manual the efm8ub1, part of the universal bee family of mcus, is a multi- purpose line of 8- bit microcontrollers with usb feature set in small ...
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