Is there historical data available for Heritage speakers? March 22, 2019 19:21 You can find codex data here. Related articles Can I still purchase speakers from your Heritage line? Heritage Crossover Repairs What are the best Klipsch speakers to use with a turntable? Marine Speakers ProMedia 2.1 Wireless-How is it considered "wireless" if there are speaker cables? Comments 0 comments Please sign in to leave a comment.