Answer:
The Ahuja TZA-7000 Two Zone PA Amplifier is classified under HSN / Custom Code 85423300 for B2B procurement and commercial invoicing.
For commercial invoicing, tax compliance, and procurement documentation, the Ahuja TZA-7000 Two Zone PA Amplifier (SKU: KTI14002001TZA7) is categorized under Harmonized System HSN / Custom Code 85423300.