Is the S102 a mechanical or membrane keyboard? It’s a membrane keyboard with a soft, quiet typing feel, perfect for office, study, and daily use. Can I remove or replace the keycaps of this keyboard? Keycap removal/replacement is not recommended for this membrane keyboard, as it may damage the internal membrane structure and affect normal use. Does the S102 keyboard have backlighting? Yes, it has. And you can control the backlits with shortcuts. Why did WASD become the arrow keys? It's in game mode. Pressing FN+W will toggle the function between WASD keys and the arrow keys. X100 PRO Vibe99 F99 PRO AK980 V2 Alice98 Teclado 98% con pantalla de visualizaciónImpresionante batería de 8000mAh Carcasa de aluminio completa3 modos inalámbricos Carcasa de aluminio completaCompact 1800-Layout