Elektro Power Systems supplies STD/ISD Billing Machine with Heat & Dustproof Mother Board. Elektro Power Systems offers a range of Telephones Parts and Accessories, Lights and Lighting, Batteries, Inverters, UPS Power Supplies, etc. The STD/ISD Billing Machine with Heat & Dustproof Mother Board of model number Electel 3000 [42-V] has programmable printout in English & Hindi, booth display works on two flexible wires, programmable small and regular size bill printout.