Feature(may vary by option.)

●This is a 5.1-inch (13 cm) woofer Z-Livorno (2) DIY passive subwoofer kit. A separate amplifier is required to drive passive subwoofer (this is not an active subwoofer with built-in amplifier. )
●This passive subwoofer speaker kit is sold as mono. Therefore, you can place it in the center and use it as a 2.1 ch subwoofer, or you can use it as a professional 2.2 ch subwoofer (if so, buy two)
●If you want to use it on the left or right side, you can place the small bookshelf speaker on the top of the speaker stand. Commercially available small bookshelf speakers and subwoofer amplifiers allow for low-frequency playback up to 35 Hz. This product is compatible with the Z1-Livorno, Z601-Modena, Z600-Cannonball100, etc
●18mm pre-cut MDF must be glued together and wired with speaker units. Includes terminals, parts, and instructions for easy assembly for beginners. Enclosures are pre-loaded with duct blocking wood to change sealed and bass reflectors. (Acoustic absorbing material and bass reflectors must be purchased separately.)
●Accessories include precision cut 18mm thick MDF, 13cm woofer Z-Livorno, terminal, speaker cable, internal wiring and screws. Size (W x D x H): 9.1 x 11.6 x 23.4 inches (230 x 295 x 595 mm) (excluding protrusions), volume: Approx. 6.1 gal (29 L), Weight: Approx. 22.0 lbs (1

[13cm 2 shots (29L)]

[13cm 1 shot (6L)]

Description

●This subwoofer kit requires a 2.1 ch digital amplifier to drive the subwoofer. Speaker unit comes with 2 5.1-inch woofer Z-Livorno