GOOD QUALITY: Made of chemical fiber, anti-dust, 3-layer cloth but transparent, and easy to clean, it has long service life | MULTI-FUNCTION: protect the acoustic equipment from dust, scratches, and damage; moreover, this speaker cloth have great permeability and it allows to bring you better experience of enjoying music | GREAT SPEAKER DECORATION: Provide protection while being a great decoration, restore your vintage speaker's appearance to like-new condition, suitable for speaker DIY or repair | HELP IMPROVING SOUND EFFECT: Make deep bass directivity merge.And the amazing resilience could offer good buffer protection | SOFT PROTECTION: Lightweight and soft texture, will no harm to your device, which will works and looks great for your intended project

FUNCTION: To separate the mixed audio signal into a treble, bass, and then were sent to the corresponding treble, bass speaker unit in playback, resulting in enhance the sound quality purposes. You can also use only bass or treble mode if you want. | PERFECT HIFI SOUND QUALITY: Make the treble clear and increase the intensity of the bass, freely enjoy clear and natural music, speaking, songs of bass or treble. | HIGH QUALITY AND SUPER DURABILITY: Wire wound ceramic resistor and high-quality metal film capacitors, ensure its large load power, long-term durability, hard to burnout. Any questions, please contact us immediately for solution. We will work with you to solve any problem you may have. | TREBLE AND BASS DUAL FREQUENCY DIVIDING: Widely use in treble and bass speakers, car full frequency speakers. | REASONABLE DESIGN: Large capacity, reasonable design, beautiful appearance, circuit board design with precise cutouts and lines, free for welding, very suitable for DIY. You can add a individualized case as you want.

Compatible with HD-CVI, HD-TVI, HD-AHD signals. Compact size and easy installation. | Twisted pair video Baluns, for sending video signals up to 2000ft / 600m. | Allows video signals to be transmitted over UTP (CAT5) Cable. | Allows BNC male connector to be connected with camera or DVR. | Built-in surge and transient protection. Super interference rejection.