Unlike the F1, the F1S now has a quad-core chipset inside with Android 4.4 Kitkat. It has a 8 MP rear shooter, 5 MP front camera, 1 GB RAM and 8 GB ROM.
One of my concerns for this device is the 1,550 maH non-removable battery.
The Kata F1S’s release is not yet been announced as based to Kata Digital Philippines Facebook page
Kata F1S specs:
Dual sim
Quadband 2G, Tri band 3G
Android 4.4 Kitkat
1.3 Ghz Mediatek MT6582M quad-core chipset
4.5 inch qHD display
8 MP AF rear camera with flash, 5 MP front camera
1 GB RAM, 8 GB ROM
WiFi, Bluetooth 4.0, GPS
Micro SD up to 32 GB
134.8 x 68.5 x 8.9 mm., 136 grams
1,550 maH non-removable Li-Po battery
P4,499