Frame size:Button optional:1.LED : Red ,Blue,Yellow2.Diameter: 33mm3.Braille: with or without braille4.Voltage: DC 12V or DV 24V5.Number
AK-220
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AK-220 detailed Frame size:Button optional:1.LED : Red ,Blue,Yellow2.Diameter: 33mm3.Braille: with or without braille4.Voltage: DC 12V or DV 24V5.Number |