Samsung Metro 350 has quite good battery backup. It comes with 1200 mAh removable battery and on a single charge it can last up to almost almost 4 days.
Yes, Samsung Metro 350 does have call recording option.
Yes, you can connect this phone to the car Bluetooth.
No. This phone do not support Java applications.
Samsung Metro 350 comes with 2MP camera and it also has the zoom function.