APCD-4085 1800 Watts Resin Film Compression Driver, Sold。APH-4040 4.5” Titanium Driver, Sold individually – Audiopipe。DES Series 2-Channel Full Range Class D Amplifier。APH-4040 4.5” Titanium Driver, Sold individually – Audiopipe。ジャンク品 動作未確認 頂き物なので詳細不明詳しい方のみお願いします