Yes, Samsung Metro 350 does have loud speaker.
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.
No. Samsung Metro 350 is made of high quality Polycarbonate material.
Yes, you can use SD card in this phone.
No. Samsung Metro 350 do not support CDMA networks.
