Avantree SG188 Bluetooth Smart Audio Sunglasses for Men,

sg188Stereogram SG188 R-Player Decca Brand, Samuel Barnett & Sons, Ltd. & Decca, build 1958, 1 pictures, 4 schematics, 8 tubes, Great Britain , semiconductors. Devices. Search Schematic Finder Schematics Requested ManufacturerThe SG188 is not only a pair of sunglasses, it's also a Bluetooth 5.1 speaker that provides the audio soundtrack for your active lifestyle. [Shield