Specifications

This chapter provides details on the power requirements, dimensions, and additional specifications of the 640m device.

Unit Power Requirement

• Input power rating: 5V DC, 2A
• Rechargeable battery: 3000 mAh Li-Polymer
• Charging via USB-C or charging base

Temperature

• Operating temperature: 0°C to 45°C (32°F to 113°F)
• Storage temperature: -20°C to 60°C (-4°F to 140°F)
• 30 day per year at 95%
• Must have resistance to condensation

If the device is intended for use in environments where the temperature exceeds the specified operating range, integrators must take measures to control ambient conditions, ensuring that the product remains within the designated temperature range.

Humidity

• Relative humidity: 5% to 90% relative humidity

External Dimensions

• Length: 150 mm (5.90 in)
• Width: 78 mm (3.07 in)
• Depth: 19.3 mm (0.75 in)

Weight

• Unit weight: 247

Processor

• QUALCOMM ARM Cortex-A53 64-bit quad-core

Display

• 4.3", 480 x 800 IPS LCD touchscreen

Android Memory

• 1GB RAM + 8GB Flash or 2GB RAM + 16GB Flash
• Secure processor: 128 MB DRAM, 256 MB Flash

SMART Card Reader

• Card conserving plated landing contacts

Security

• 3DES and AES
• PCI PTS 6.1 approved

SAM Requirements

• SAM slot
• D-000 format

SIM/SAM

• 1 micro SIM
• 1 micro SAM or 2nd micro SIM

Audio

• Loudspeaker, microphone
• Headset jack

Camera

• Rear: 5 MP, auto-focus or 2MP fixed focus
• LED torch
• Front: 2 MP (optional)

Communication

• BT 4.2 BLE (Bluetooth Low Energy)
• Wi-Fi 2.4GHz/5GHz (a/b/g/n) (5GHz support is an option)