ACR3901U-S1 ACS Secure Bluetooth® Contact Card Reader combines the latest technology in the world of smart card readers with Bluetooth® connectivity. This compact and wireless smart card reader brings together sophisticated technology with fresh design to meet different requirements in various smart card based applications using Bluetooth-enabled devices such as smart phones and tablets.
ACR3901U-S1 supports ISO 7816 Class A, B, and C smart cards (5 V, 3 V, and 1.8 V) and most memory cards in the market, including microprocessor cards with T=0 and T=1 protocol. ACR3901U-S1 has both USB Full Speed and Bluetooth 4.0 interface for smart cards. It has a read/write speed of up to 600 Kbps. With its compact design and rechargeable Lithium-ion battery, ACR3901U-S1 is extremely portable and convenient for use anytime, anywhere.
ACR3901U-S1 offers in-field firmware upgrade to help the user cope with the fast-changing technology utilized by different applications. With this feature, stakeholders will be able to save valuable cost and time and provide utmost convenience to users.
ACR3901U-S1 uses Bluetooth® technology that allows easy integration without employing any physical connection to any terminal. Equipped with AES-128 encryption algorithm, it supports devices running on Android™ 4.3 and above, iOS 8.0 and above, Windows®, and Mac OS®.
ACR3901U-S1 is PC/SC and CCID-compliant, making it easy to install and use in any computer-based environment. Its drivers are compatible with the Windows® operating system, Linux®, and Mac OS®.
With its numerous features, the ACR3901U-S1 is the perfect smart card reader for your smart card solution.
Should you wish to try out the demo apps for ACR3901U-S1, please download the app from Google Play and App Store.
- Bluetooth® Interface
- USB 2.0 Full Speed Interface
- Power Source
- Battery-Powered (incorporates a Litium-ion battery rechargeable through Micro-USB port)
- USB-Powered (through PC-linked mode)
- CCID Compliance
- Smart Card Reader:
- Contact Interface:
- Supports ISO 7816 Class A, B, and C (5 V, 3 V, 1.8 V) cards
- Supports microprocessor cards with T=0 or T=1 protocol
- Supports memory cards
- Supports PPS (Protocol and Parameters Selection)
- Features Short-Circuit Protection
- Supports AES-128 encryption algorithm
- Built-in Peripheral:
- Application Programming Interface:
- Supports PC/SC
- Supports CT-API (through wrapper on top of PC/SC)
- USB Firmware Upgradeability
- Supports Android™ 4.3 and later
- Supports iOS 8.0 and later
Physical Characteristics |
Dimensions (mm) |
94 mm (L) × 60 mm (W) × 12 mm (H) |
Weight (g) |
30.8 g (59.7 g with cable ± 5 g tolerance) |
Bluetooth Interface |
Protocol |
Bluetooth® (Bluetooth Low Energy / Bluetooth 4.0) |
Power Source |
Rechargeable Lithium-ion Battery (charging through USB) |
Speed |
1 Mbps |
USB Interface |
Connector Type |
Micro-USB |
Protocol |
USB CCID |
Speed |
USB Full Speed (12 Mbps) |
Power Source |
From USB port |
Cable Length |
1 m, Detachable |
Contact Smart Card Interface |
Number of Slots |
1 Full-sized Card Slot |
Standard |
ISO 7816 Parts 1-4, Class A, B, C (5 V, 3 V, 1.8 V) |
Protocol |
T=0; T=1; Memory Card Support |
Built-in Peripherals |
LED |
3 single-colors: Red, Blue and Green |
Other Features |
Encryption |
In-device AES encryption algorithm |
Firmware Upgrade |
Supported |
Certifications/Compliance |
Certifications/Compliance |
EN 60950/IEC 60950 ISO 7816 USB Full Speed Bluetooth® EMV™ Level 1 (Contact) PC/SC CCID CE FCC RoHS REACH VCCI (Japan) MIC (Japan) Microsoft® WHQL |
Device Driver Operating System Support |
Device Driver Operating System Support |
Windows® Linux® MAC OS® 10.7 and later Android™ 4.3 and later iOS 8.0 and later |