keyboard

Upper cover: 475 granulation; Lower cover: 475 granulation; Key cap: 475 granulation; Chip: 83063, carbon paste conductive film; Weight of copper wire: 26.5 * 26.5 mm; With SR bus length (external leakage): 3.2mm * 1.35M ± 2cm                                                                                                                                                                                                 In addition to doing Japanese, less right window button! Can make other versions! If the product needs to match the serial code, the corresponding cost shall be increased