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ACR321 - User Manual
Version 1.00
Page 4 of 11
www.acs.com.hk
2.0. Specifications
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32-Bit ARM11 Processor running embedded Linux
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Flash 512 MB and RAM 256 MB
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5.7 inches TFT-LCD Color Screen
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4 LED for transaction Indicators (1 Blue, 1 Yellow, 1 Green and 1 Red)
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4 Buttons with Backlight
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Speaker with loud around 70dB in 1-meter distance
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Tamper Detection Switch to Protect Against Unauthorized Intrusion
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Supports Micro-SD memory card expansion slot
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Input : 10V to 36V unregulated DC power
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With Rechargeable Lithium-ion Battery
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Operating temperature -20 to 60 degree C
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Humidity 15% to 95% non-condensing
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Communications
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Quad-band GSM/GPRS: 850/900/1800/1900 MHz
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WCDMA (3G)
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Wifi: IEEE 802.11 b/g
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Built-in 10/100-base-T Ethernet
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USB
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Serial
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RS232,RS485
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GPIO
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Supported Card Types
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Contactless cards
ISO 14443 Compliant Type A & B standard
Mifare classics, Ultralight, Ultralight C, Mifare Plus, Mifare Desfire
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4 SAM cards and 1 SIM card
Support T=0,1 and ISO 7816 Parts 1-3
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Certification / Compliance
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CE
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FCC
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RoHS
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EMV contactless
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PBOC 3.0 contactless
