Điểm nổi bật
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AR-721K/AR-721U/AR-661U |
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Item |
AR-721U |
AR-721K |
AR-661U |
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RF Frequency |
125KHz |
125KHz /13.56MHz mifare |
125KHz |
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9-16VDC |
12~18VDC |
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Power Consumption |
50mA |
125KHz |
13.56MHz |
350mA |
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80mA |
<1W |
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Communication Interface |
WG 26 / 34, ABA-II, ASYNC |
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Baud Rate |
9600 bps (N, 8, 1) |
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Environment |
-20°C to +75°C |
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Proximity Reading Range |
3-8cm |
10-18cm (125K) / |
33-60cm |
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Indicator |
A bi-color LED and a beeper |
A bi-color LED and a beeper |
Three LED and a beeper |
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Keypad |
-- |
Yes |
-- |
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Waterproof |
Optional |
-- |
Yes |
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Color |
Dark Pearl Gray / Silver |
Dark Pearl Gray |
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Dimensions (mm) |
81(H)*43(W)*18(D) |
111(H)*77(W)*26(D) |
228(H)*228(W)*38(D) |
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Weight (g) |
40±5 |
90±10 |
1,000±50 |
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Housing Material |
ABS | ||||
1456000
