--- product_id: 619599354 title: "3.5mm Aux + RCA L/R Audio Switch Box 4 in 1 Out Bidirectional, BolAAzuL Stereo Audio Switcher Selector 4X1 Passive a/b Analog Audio Selector No Power Need" brand: "bolaazul" price: "158 zł" currency: PLN in_stock: true reviews_count: 13 category: "Bol A Azu L" url: https://www.desertcart.pl/products/619599354-3-5mm-aux-rca-l-r-audio-switch-box-4 store_origin: PL region: Poland --- # Supports 3.5mm aux + RCA L/R 4-in-1 bidirectional switch No power needed, passive design 3.5mm Aux + RCA L/R Audio Switch Box 4 in 1 Out Bidirectional, BolAAzuL Stereo Audio Switcher Selector 4X1 Passive a/b Analog Audio Selector No Power Need **Brand:** bolaazul **Price:** 158 zł **Availability:** ✅ In Stock ## Summary > 🔊 Elevate your audio game—switch smarter, not harder! ## Quick Answers - **What is this?** 3.5mm Aux + RCA L/R Audio Switch Box 4 in 1 Out Bidirectional, BolAAzuL Stereo Audio Switcher Selector 4X1 Passive a/b Analog Audio Selector No Power Need by bolaazul - **How much does it cost?** 158 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/619599354-3-5mm-aux-rca-l-r-audio-switch-box-4) ## Best For - bolaazul enthusiasts ## Why This Product - Trusted bolaazul brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable Metal Housing:** Premium build with heat dissipation ensures long-lasting, reliable audio performance without signal loss. - • **Compact & Clutter-Free:** Sleek, space-saving design fits perfectly on your desk or entertainment center, keeping your setup clean and professional. - • **Universal Compatibility:** Works flawlessly with 3.5mm aux and RCA L/R inputs and outputs for maximum device flexibility. - • **Plug & Play, Zero Power Hassle:** Passive design means no batteries or adapters—just connect and enjoy instant switching. - • **Seamless 4-in-1 Audio Switching:** Connect and toggle between 4 audio sources or outputs effortlessly with a single button press. ## Overview The BolAAzuL 3.5mm Aux + RCA L/R Audio Switch Box is a compact, passive 4-in-1 bidirectional stereo selector that allows seamless switching between multiple audio sources or outputs without any power requirement. Built with durable metal housing and premium connectors, it supports both 3.5mm and RCA L/R connections, delivering reliable, high-quality audio for professional and home setups alike. ## Description desertcart.com: 3.5mm Aux + RCA L/R Audio Switch Box 4 in 1 Out Bidirectional, BolAAzuL Stereo Audio Switcher Selector 4X1 Passive a/b Analog Audio Selector No Power Need : Electronics Review: Easy to use and connect to a stereo system - This audio switch is simple to use and easy to wire multiple audio inputs into. Worked exactly as advertised and as I needed for my application. Review: Audio switch box - Does as advertised. ## Features - Audio Switcher 4 in 1 out: The 4X1 Stereo Audio Selector Switch allows you to connect four audio sources, such as a host, DVD player, CD player, video recorder, and TV box, to a single output (a set of speakers or headphones), enabling seamless connectivity of multiple devices - Reversible Operation: This bi-directional 4 ports RCA Audio switch box enables you to connect four audio sources to a single speaker/headphone, or alternatively, to connect one audio source to switch between four speakers/headphones(NOTE: only 1 of the 4 speakers/headphones can work; all four cannot work simultaneously) - Widely Compatible RCA Audio Switcher Box: This 4-input 1 output audio switch supports 3.5mm aux and RCA (L/R) audio in and out, such as 3.5mm input + 3.5mm & RCA L/R output; or RCA L/R input + 3.5mm & RCA L/R output, providing flexibility in connecting various devices - Well-built Stereo Audio Selector: Durable construction: The 4 in 1 audio switcher is built with sturdy and durable metal housing, facilitating efficient heat dissipation, ensuring long-term reliability and performance. Premium connectors and components help improve conductivity and reduce signal loss, resulting in better audio quality and ensuring a stable and secure connection between the audio sources and the output, preventing signal interruptions or audio dropouts - User-friendly RCA AUX Audio Switch: Passive audio switch, no power or additional software and driver required, plug & play; Easy switch via the button; Compact design makes it easy to place on a desk or entertainment center without taking up too much space, and easy to carry - Cost-effective Aux L/R Audio Selector: This simple and affordable aux rca audio switcher selector box is designed with lower power consumption in mind, promoting energy efficiency during operation. Easy to use, saves space, and reduces clutter. It is a relatively inexpensive way to add additional audio inputs to your system ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CW5BJPKT | | Best Sellers Rank | #41 in Audio & Video Selector Boxes | | Brand | BolAAzuL | | Cable Type | Auxiliary, RCA | | Color | black | | Compatible Devices | DVD Player, Laptop, Personal Computer, Television, VCR | | Connector Type Used on Cable | 3.5mm Jack | | Customer Reviews | 4.6 4.6 out of 5 stars (349) | | Manufacturer | BolAAzuL | | Number of Ports | 4 | | Warranty Description | 6 Month Warranty Against Manufacturer Defects | ## Product Details - **Brand:** BolAAzuL - **Cable Type:** Auxiliary, RCA - **Color:** black - **Compatible Devices:** DVD Player, Laptop, Personal Computer, Television, VCR - **Connector Type:** 3.5mm Jack ## Images ![3.5mm Aux + RCA L/R Audio Switch Box 4 in 1 Out Bidirectional, BolAAzuL Stereo Audio Switcher Selector 4X1 Passive a/b Analog Audio Selector No Power Need - Image 1](https://m.media-amazon.com/images/I/71MxGAcTJ3L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Easy to use and connect to a stereo system *by G***S on April 7, 2026* This audio switch is simple to use and easy to wire multiple audio inputs into. Worked exactly as advertised and as I needed for my application. ### ⭐⭐⭐⭐⭐ Audio switch box *by R***Y on April 9, 2026* Does as advertised. ### ⭐⭐⭐⭐⭐ Simple solution to send 1 source to 4 different audio systems. *by M***E on January 30, 2026* This switch box worked great! I needed to send my computer MP3 player output to 4 different analog stereo systems. Switch box allowed me to select any of the 4 systems and A/B compare them. Much easier than having to plug and unplug it to the various systems. Simple, cost effective solution! ## Frequently Bought Together - 3.5mm Aux + RCA L/R Audio Switch Box 4 in 1 Out Bidirectional, BolAAzuL Stereo Audio Switcher Selector 4X1 Passive a/b Analog Audio Selector No Power Need - Tan QY 2RCA to 2RCA Cable 3Ft, Gold-Plated 2 RCA Male to 2 RCA Male Stereo Audio Cable for Home Theater, HDTV, Gaming Consoles, Hi-Fi Systems (3Ft/1M) - Monoprice 1.5ft Premium 2 RCA Plug/2 RCA Plug M/M 22AWG Cable - Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/619599354-3-5mm-aux-rca-l-r-audio-switch-box-4](https://www.desertcart.pl/products/619599354-3-5mm-aux-rca-l-r-audio-switch-box-4) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-15*