Working with RS vehicle tracking system / avl to configure parameters,display information,call,send&receive SMS,etc. Working with RS vehicle tracking system / vehicle tracker / avlDisplay Resolution128*64LCD Duty1/65Bias1/9 biasvisual angle6 oclockbackgroundBLUEText Display: 4 lines,16 characters each linePower Supply: DC 5V, working current< 100mAOperating Temp. -10°C ~60°CStorage Temp. -25°C ~ ...