Appendix A - Technical Specifications
kDynamo| Secure Card Multimedia Device for iPad | Installation and Operation Manual
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kDynamo Technical Specifications
User Interface Characteristics
Status Indicators
General Status LED (Blue)
Display Type
Not Applicable
Display Size (viewable area)
Not Applicable
Display Resolution
Not Applicable
Keypad
Not Applicable
Security Characteristics
Ingress Protection
Not Applicable
Tamper Protection
Tamper Evident Enclosure
Code Protection
Signed firmware. The device will not allow a host to install firmware
that is not properly signed by an authorized source.
Eavesdrop Protection
Not Applicable
Electrical Characteristics
Power Inputs
USB-C connector
Lightning connector (for MSR read head)
Battery Type
Rechargeable Lithium Polymer (LiPo)
Battery Capacity
760 mAH nominal
Battery Charge Time
Approximately 4 to 5 hours to full charge
Battery Time, Powered Off
Up to 2 years (time from 60% charge to 0% charge)
Battery Time, Idle
Up to 10 hours
Battery Time, Sleep Mode
Up to 24 hours
Battery Time, Transactions
Over an 8 hour shift, with all payment methods enabled per transaction,
and a new battery fully charged:
Over 140 15-second transactions
Over 200 10-second transactions
Over 400 5-second transactions
Voltage Requirements
5 VDC on USB power
Average Current Draw
From USB Connector:
270 mA (connected mode with swipe/contact/contactless enabled)
Additional draw (~1A, depends on host) when charging host’s battery
From iPad host:
37mA when magnetic read head is on; 0mA otherwise
Data Storage
Not Applicable