Appendix A - Technical Specifications
eDynamo| Secure Card Reader Authenticator | Installation and Operation Manual
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eDynamo Technical Specifications
ANSI/ISO 60529 ingress protection rating 30
Secure Cryptographic Device (SCD) with Tamper Resistant Security
Module (TRSM).
Signed firmware. Any attempt to install unsigned firmware on the
device will render it unusable.
Main processor encryption
Tamper-evident enclosure around data signals
Electrical Characteristics
USB powered via Micro-USB B jack
Rechargeable Li-ion (main device power)
Coin cell backup battery
Approximately 3 hours to full charge
Battery Time, Airplane Mode:
Battery Time, Transactions:
1900 swipes over 8 hours
1300 insertions over 5.5 hours
5 VDC on USB power
3.7 VDC on battery power
< 100 mA battery discharge rate when not charging
~500 mA battery charge rate when connected to USB charger
Connection Characteristics
Micro-USB B, compatible with USB 1.1, USB 2.0
Vendor-defined USB Human Interface Device (HID) data format
Wireless Connection Types:
Bluetooth Low Energy (Bluetooth LE) wireless
GATT device / data format
Minimum 30 ft. or 10 m in line-of-sight conditions