supply of spot billing machines with inbuilt printer for the filed units of op circle dalhousie complete in all respect as per tender specifications under this zone , android based hand held computer with 2” impact printer:- technical specifications: > high speed processor @1000 mhz or higher clock speed > android operating system > 1 gb ddr3 ram > 8 gb flash memory or higher > external sd card supported up to 32 gb >integrated 2” dot matrix printer with supports for english, hindi and regional language printing. >3.5 inch or higher color tft touch panel display supporting qvga (320 x240) or better resolution and 64k or higher colors. > swappable & rechargeable 5200 mah or higher, li-ion battery capable of providing minimum 8 hours of operation while all function of device active. > qwerty key pad with 45 keys, virtual key pad on screen. detailed specification as per annexure-a of tender documents