--- product_id: 630028716 title: "Nulaxy 54W Bluetooth 5.3 Car Adapter, FM Transmitter 4-Port Fast Charging | Wireless FM Radio Music Player with Deep Bass, 5 Colors LED Backlit, Hands-Free Calling, PD&QC Car Charger Support USB Drive" brand: "nulaxy" price: "€ 35.11" currency: EUR in_stock: true category: "Nulaxy" url: https://www.desertcart.com.cy/products/630028716-nulaxy-54w-bluetooth-5-3-car-adapter-fm-transmitter-4 store_origin: CY region: Cyprus --- # 54W total fast charging power Bluetooth 5.3 ultra-stable connection Deep bass enhanced audio Nulaxy 54W Bluetooth 5.3 Car Adapter, FM Transmitter 4-Port Fast Charging | Wireless FM Radio Music Player with Deep Bass, 5 Colors LED Backlit, Hands-Free Calling, PD&QC Car Charger Support USB Drive **Brand:** nulaxy **Price:** € 35.11 **Availability:** ✅ In Stock ## Summary > 🚗⚡ Charge, Connect & Cruise in Style — Your Car’s Ultimate Bluetooth Powerhouse! ## Quick Answers - **What is this?** Nulaxy 54W Bluetooth 5.3 Car Adapter, FM Transmitter 4-Port Fast Charging | Wireless FM Radio Music Player with Deep Bass, 5 Colors LED Backlit, Hands-Free Calling, PD&QC Car Charger Support USB Drive by nulaxy - **How much does it cost?** € 35.11 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/630028716-nulaxy-54w-bluetooth-5-3-car-adapter-fm-transmitter-4) ## Best For - nulaxy enthusiasts ## Why This Product - Trusted nulaxy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Immersive Deep Bass Audio:** Activate one-touch bass boost and enjoy rich, vibrant sound that transforms your daily commute into a premium concert experience. - • **Power Up at Lightning Speed:** 54W total output with PD36W & QC3.0 18W ports for simultaneous fast charging of 4 devices—never run low on juice again. - • **All-in-One Smart Car Companion:** Supports USB drives, voice commands, and offers comprehensive safety protections—compatible with most 12V-24V vehicles for universal convenience. - • **Seamless Bluetooth 5.3 Connectivity:** Experience instant pairing and crystal-clear calls with the latest Bluetooth 5.3 tech, designed for flawless in-car streaming and hands-free control. - • **Vibrant 5-Color LED Backlit Interface:** Stay effortlessly connected and in control with stylish, customizable lighting that enhances night driving safety and aesthetics. ## Overview The Nulaxy BC91 is a cutting-edge 54W car adapter combining PD36W and QC3.0 18W fast charging across 4 ports with Bluetooth 5.3 for ultra-stable wireless audio streaming. It features a wireless FM transmitter with deep bass enhancement, hands-free calling, and a vibrant 5-color LED backlit interface. Designed for broad vehicle compatibility (12V-24V), it supports USB drives and voice commands, ensuring a safer, smarter, and more enjoyable driving experience. ## Description Buy Nulaxy 54W Bluetooth 5.3 Car Adapter, FM Transmitter 4-Port Fast Charging | Wireless FM Radio Music Player with Deep Bass, 5 Colors LED Backlit, Hands-Free Calling, PD&QC Car Charger Support USB Drive: FM Transmitters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - 54W High Power Fast Charging, 4-Port Synchronous Charging: Nulaxy Bluetooth car adapter integrates PD36W and QC18W, offering a high-speed and efficient charging solution. Its innovative four-port design supports parallel charging of multiple devices, effortlessly overcoming battery anxiety and enhancing charging efficiency. - Technological Leadership, Revolutionary Bluetooth 5.3: The iphone fm transmitter for car radio uses the latest Bluetooth 5.3 technology, significantly improving connection speed and data transmission efficiency. Enhanced sound quality ensures rapid and stable connections, providing a clearer, smoother experience for both calls and music playback. - Stunning Bass, Colorful Lighting Effects: One-touch activation of stunning bass effects reproduces the true texture of music, offering an unparalleled musical experience. The five-color lighting design provides accurate perception at night, ensuring easy and safe operation, making nighttime driving more relaxed. - Voice Commands and Precise Touch Control: Our bluetooth cigarette lighter adapter supports smart voice navigation from your phone for truly hands-free driving. Its unique raised button design provides precise, sightless control, ensuring safety and convenience while driving. - Comprehensive Safety Assurance and Wide Compatibility: FM modulator bluetooth for car provides all-around safety protection, including over-current, over-voltage, overheating, and short-circuit protection, ensuring the safety of you and your devices. Its wide compatibility supports 12V to 24V vehicle voltages, suitable for most cars. Nulaxy continues to innovate, offering industry-leading car Bluetooth adapter that ensure safety and compatibility. (Please compare the size between the transmitter and your car cigarette lighter ) - Kindly Note: It's compatible with car cigarette lighter socket dimensions: Diameter without spring clip: 20mm, with spring clip: 24mm (Please make sure the diameter of our transmitter matches the diameter of your car cigarette lighter socket). Before plugging into the car cigarette lighter socket, please check whether there is any foreign matter at the bottom of the cigarette lighter socket and make sure the inside of the car cigarette lighter socket is clean. - How to Match & Switch Frequencies: First, power on your car radio, tune it to a blank FM frequency. (A blank frequency is a channel with no active radio programs broadcasting on it, producing only a slight rustling or static noise through car's speaker). Set the transmitter to the same frequency as the car radio. Switch frequency: Long press the rotate button of Nulaxy transmitter until the frequency starts flashing, rotate the button clockwise to increase frequency. Otherwise, decrease frequency. - Pair the FM Transmitter with Your Smartphone via Bluetooth: Enable your phone's Bluetooth is turned on, search for 'BC91', then select 'connect'. Once connected successfully, you can start playing music, using navigation, or enjoying hands-free calling through the device. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D1Y1424Y | | Additional Features | 54W High Power Fast Charging, Built-In Microphone, Colorful Lighting Effects, Deep Bass, Hands-Free Calls | | AntennaDescription | Radio | | Audio Input | Microphone | | Audio Output Mode | Stereo | | Audio Output Type | Speaker | | Best Sellers Rank | #2 in MP3 Player FM Transmitters | | Brand | Nulaxy | | Color | A-Black | | Compatibility Options | Bluetooth devices, USB devices including USB Type C | | Compatible Devices | Car Stereo System | | Connectivity Technology | Bluetooth, USB | | Connector Type Used on Cable | USB Type A, USB Type C | | Control Method | Push Button, Voice | | Control Type | Push Button Control & Voice Control | | Customer Reviews | 4.4 4.4 out of 5 stars (9,745) | | Data Link Protocol | Bluetooth data link protocol | | Enclosure Material | Polycarbonate (PC) | | Hardware Interface | USB, USB Type C | | Human Interface Input | Buttons | | Installation Type | Plug in Car Socket | | Item Weight | 0.07 kg | | Manufacturer | Nulaxy | | Model Name | BC91 | | Mounting Type | Plug in Car Socket | | Number of Channels | 1 | | Number of Ports | 4 | | Power Source | Battery Powered | | Supported Application | Any Bluetooth-supported audio application | | Supported Media Type | MP3, WAV, WMA, AAC, FLAC, USB Flash Drive | | Supported Standards | Bluetooth 5.3 | | Voltage | 12 volts_of_direct_current | | Warranty Description | 1 Year Manufacturer | | Wireless Compability | Bluetooth | ## Product Details - **Brand:** Nulaxy - **Connectivity Technology:** Bluetooth, USB - **Material:** Polycarbonate (PC) - **Power Source:** Battery Powered ## Images ![Nulaxy 54W Bluetooth 5.3 Car Adapter, FM Transmitter 4-Port Fast Charging | Wireless FM Radio Music Player with Deep Bass, 5 Colors LED Backlit, Hands-Free Calling, PD&QC Car Charger Support USB Drive - Image 1](https://m.media-amazon.com/images/I/71qeoDjC+jL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: What is the size of the plug-in connector, and which car models is it compatible with?** A: Sizes: Diameter 24mm with spring clip, Depth 57mm This size fits most car models but is unsuitable for sockets in recessed areas like glove boxes. After use, hold the car’s socket with one hand and pull out the charger with the other to avoid damage. **Q: How can I avoid or reduce noise?** A: For best sound quality, set the car audio volume below 50% before connecting your phone. Then, connect to the FM frequency & Bluetooth. Adjust the phone & BC91 volume first. If it's still too low, adjust the car audio system to reach the ideal level. **Q: How do I match & switch frequencies?** A: Turn on car radio to blank FM frequency. Set the BC91 to the same frequency as the car radio. Long-press the BC91 rotate button until frequency flashes. Turn clockwise to increase, counter-clockwise to decrease. **Q: The device isn't working/power isn't responding/display isn't showing/car audio isn't receiving sound/unable to play?** A: 1) Ensure that the FM transmitter is on. 2) Verify the transmission frequency of the FM transmitter matches the frequency of the car's radio. 3) Unplug the BC91 and connect it again. 4) Confirm the files on the USB device are supported by the BC91. **Q: How to pair the FM transmitter with your phone via Bluetooth?** A: Plug BC91 into car cigarette lighter socket to power on. Enable your phone's Bluetooth is on. Then search for 'BC91 and select 'connect'. Once connected, you can start playing music, using navigation, or making hands-free calls. ## Frequently Bought Together - Nulaxy 54W Bluetooth 5.3 Car Adapter with 4 Charging Ports [PD 36W & QC3.0 18W], Wireless Radio FM Transmitter with Deep Bass Player & 5 Colors LED Backlit, Hands-Free Calling, Black - Kaistyle for Magsafe Car Mount【20 Strong Magnets】Magnetic Phone Holder for Car Phone Holder Mount Dash【360°】Cell Phone Holders for Your Car Accessories for Women Men iPhone 16 Pro Max 15 14 13 12 Plus - Qifutan Dash Mounted Holders Phone Holders for Your Car Phone Mount for Car Windshield Dashboard Air Vent Universal Hands Free Automobile Cell Phone Holder Fit for iPhone Smartphone --- ## 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.com.cy/products/630028716-nulaxy-54w-bluetooth-5-3-car-adapter-fm-transmitter-4](https://www.desertcart.com.cy/products/630028716-nulaxy-54w-bluetooth-5-3-car-adapter-fm-transmitter-4) --- *Product available on Desertcart Cyprus* *Store origin: CY* *Last updated: 2026-07-26*