The Senate of the Czech Republic is the upper chamber of the Parliament of the Czech Republic. It consists of 81 senators who are elected for six-year terms. The Senate's primary role is to review and amend legislation proposed by the lower chamber, known as the Chamber of Deputies. Senators are elected through a two-round system in single-member districts. The Senate also has the authority to approve or reject presidential appointments and can participate in the constitutional amendment process. This body plays a crucial role in the legislative process and the overall governance of the country.