Karbonn K500
 Design: Classic;  DualSIM mode: yes;  SIM cards standard: Mini Sim - Regular;  GSM:  900 1800;  Dimensions (H/L/W): 106 x 46.4 x 14.6 mm, vol. 71.8 cm³;  Display: TFTColor (262K) 176x220px (2.0") 141ppi;  Touch screen: no;  Weight: 120 g;  Time ...
Karbonn K508
 Design: Classic;  DualSIM mode: yes;  SIM cards standard: Mini Sim - Regular;  GSM:  900 1800;  Dimensions (H/L/W): 110 x 47.7 x 14.3 mm, vol. 75 cm³;  Display: TFTColor (252K) 176x220px (2.2") 128ppi;  Touch screen: no;  Weight: 80 g;  Time GSM...