Spectrum is a combination Zen Income Tax Auditor Edition and Zen e– TDS, Zen Service tax, Zen Document Manager, Zen Report / CMA Zen Form Manager & Zen e– AIR. Computation of income and tax thereon, including set off losses, deductions, clubbing minor's income, rebates, etc. The detailed instructions for the computation of trust, non-residents and foreign companies have been included. Manual and automatic calculation of interest under 234A, 234B, and 234C. Preparation of return forms, viz. ITR 1 to ITR 7 Preparation of trading, P&L accounts, balance sheets, multiple capital accounts, and statement of affairs. MIS reports viz. Assesses register, filed returns list, pending returns list, returns to prepare, refund. Advance tax estimation report, cases list, and assesses with or without PAN. Client-wise backup and restoration facility. Online e-payment of tax Challans via software directly. No need to fill in master information.