We specifically tuned the Retro Classic keyboard’s key switch to be tactile and modestly clicky, not too noisy yet reminiscent of the vintage typewriters. These are custom Blue switches (Fig. 01) manufactured by Kailh.
Operation Force: 50 ± 10 gf (40-85 gf for total travel)
Pretravel: 1.6 ± 0.5 mm
Total travel: 3.6 ± 0.3 mm
Operating Life: 50,000,000 Cycles
Fig. 01 / Retro Classic USB Switch.
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