This document is a bidding document for the procurement of four (4) units of digital multifunction systems by the Senate Electoral Tribunal (SET). It contains instructions to bidders on the bidding process, including eligibility requirements for bidders, submission procedures, and evaluation criteria. Key details include a budget of PHP 720,000 for the procurement and a requirement that bidders must have completed a similar contract within the past three years. The bidding will follow Republic Act 9184 guidelines and only Filipino citizens and companies are eligible to participate.