Cat S61 comes with Android 8.0 (Oreo) Os, 5.2 inches IPS display and 1080 x 1920 pixels resolution + 424 ppi pixel density, It has Black color, Single SIM (Nano-SIM) - South Africa only or Dual SIM (Nano-SIM, dual stand-by) Slot supports 2G, 3G and 4G LTE network.
The Smartphone has 16 MP, FLIR thermal camera (Lepton module) autofocus rear camera having thermal imaging, heat palettes, temp. spot meter, geo-tagging, touch focus, face detection, panorama and 8MP front camera for selfie experience.
Cat S61 has Octa-core 2.2 GHz Cortex-A53 processor, Qualcomm SDM630 Snapdragon 630 Chipset and Adreno 508 GPU.
It has 4GB RAM and 64GB internal Storage and support upto 256GB Micro SD card. It brings Bluetooth 5.0, A2DP, LE + 2.0, Type-C 1.0 reversible connector USB and 3.5 mm Audio jack.
Here is 4500mAh battery with fast charging but no wireless charger support.
The Smartphone has Accelerometer, gyro, proximity, compass, barometer, indoor air quality sensor sensors.