Features: Effortlessly manage multiple connection with this 1 to 2 and 1 to 4 splitter junction box, designed to simplify car stereo systems upgrades while maintaining organized wiring. Plastic metal construction ensures superior conductivity and wear resistance for long term reliability in vehicle sound systems modifications. Ideal for car stereo enthusiasts owners seeking professional installations without special tools or technical expertise. Streamlines your mobile entertainment setup during road trips, camping adventures, or daily commutes with secure ground wire distribution. For most automotive electrical systems and aftermarket speakers, this wiring hub delivers stable current flows for distortion less stereo performances. Specifications: Component: Plastic + Metal Size: Approx.60x67x26mm/2.36x2.64x1.02inch Color: blue. black Package Includes: 1pcs Car Speakers Splitter Box note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.