Sonu Alpha (ILCE) a1, a99 II, a99, a9 II, a9, a77 II, a7S III, a7S II, a7S, a7R IV A, a7R IV, a7R III A, a7R III, a7R II, a7R, a7 III, a7 II, a7, a68, a58. And, a shutter release button lock is available which for long exposures shooting and continuous shooting helpfully.
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