Km 18 Bluetooth
Overview
Product sourcing insights & recommendations


The KM18 Bluetooth FM Transmitter (most notably the Nulaxy KM18) is a leading product in the automotive aftermarket, designed to bridge the gap for older vehicles lacking built-in Bluetooth connectivity. The market is currently experiencing a "modernization wave," where users are upgrading to newer versions (V5.4) that feature faster charging and more stable connections.
Product Overview: Nulaxy KM18 (2026 Upgraded)
The 2026 upgraded version focuses on performance and charging speed to meet modern smartphone demands.
- Core Specs: Features Bluetooth V5.4 for high-speed connectivity and a 1.44-inch color screen that displays incoming calls, music info, and real-time car battery voltage AmazonGrowthmarketreports.
- Charging Efficiency: Equipped with 48W dual ports, including a PD 30W and a QC3.0 18W port, supporting fast charging for the latest mobile devices AmazonGoogle.
- Versatility: Supports multiple inputs including Bluetooth, TF Card (microSD), and Aux-in, with an Aux-out option for superior audio quality compared to traditional FM transmission NulaxyTheinformr.
Market Trends & Insights
The global Bluetooth FM Transmitter market reached $1.28 billion in 2024 and is projected to grow at a CAGR of 7.6%, reaching $2.46 billion by 2033 Growthmarketreports.
- Demand Driver: Growth is fueled by the massive fleet of older vehicles and stringent hands-free driving laws worldwide DatabridgemarketresearchLinkedin.
- Technological Shift: The market is moving away from basic Bluetooth 5.0 toward Bluetooth 5.3/5.4 and high-wattage USB-C Power Delivery (PD) integration to keep pace with modern electronics AmazonAccio.
- Regional Spotlight: Asia Pacific is the fastest-growing region with a 9.2% CAGR, while North America remains a dominant revenue share holder due to a robust automotive accessory culture Growthmarketreports.
Sourcing & Pricing Insights
For businesses, the KM18 model represents a high-volume "bread and butter" product with competitive wholesale margins.
- Wholesale Pricing: Bulk prices for the KM18 model typically range from $6.80 to $7.45 per unit for orders over 50 pieces, significantly lower than the retail price of $15–$39 .
- Manufacturer Landscape: Key suppliers are concentrated in Shenzhen and Dongguan, China, offering extensive OEM/ODM customization for branding and packaging .
I have compiled a comprehensive report including detailed product specs, market growth data, and a shortlist of verified wholesale suppliers for your review.
The market is shifting toward Bluetooth 5.4 and PD fast charging. You can continue with:
Nulaxy Km18 Bluetooth Fm Transmitter Wholesale Price
Products · 2 lists

Modulator FM Transmitter Bluetooth Wireless Car Kit Handfree Dual USB Car Charger MP3 Music TF Card U Disk Car Mp3 Player
Shenzhen Simr Technology Co., Ltd.🇨🇳CN7 yrs
Bluetooth FM Transmitter Wireless Radio Adapter Car Kit with Dual USB Charging Car Charger MP3 Player Support TF Card & USB Disk
Dongguan Lutu Electronics Co., Ltd.🇨🇳CN9 yrs
Color Screen FM Transmitter MP3 Wireless Bluetooth-compatible Hands Free Other Manual Tools
Yiwu Senso Household Goods Co., Ltd.verified🇨🇳CN13 yrs
Car Bluetooth 4.0 FM Transmitter Wireless Handsfree Audio Receiver Auto MP3 Player 2.1A Dual USB Fast Charger Car Accessories
StarNav HK Technology Limited🇭🇰HK1 yr
Wholesale Mp3 Player Audio Fm Transmitter Multi-Language Display Car Bluetooth Phone Hands-Free Kit
Good Seller Co., Ltd.verified🇨🇳CN3 yrs
Car Bluetooth 4.0 FM Transmitter Wireless Handsfree Audio Receiver Auto MP3 Player 2.1A Dual USB Fast Charger Car Accessories
Guangzhou Remai Automotive Parts Co., Ltd.🇨🇳CN4 yrs
Car FM Transmitter Car Bluetooth MP3 Player, 12V24V Convenient Mobile Phone Charger
Guangzhou Jiaxun Automobile Supplies Firm🇨🇳CN5 yrs
Dropshipping Dual USB BT Car Fm Transmitter Handsfree Car Kit with Lcd Display T11
Shenzhen Skyfavor Technology Co., Ltd.verified🇨🇳CN12 yrs
Hot Sale FM Transmitter Bluetooth V5.1 Car Kit With Colorful LED Light Car Music Player Bass Wireless Bluetooth FM Transmitter
Shanghai Huaqi Industrial Co., Ltd.verified🇨🇳CN7 yrs
AD960 Manufacturer Wholesale Car Mp3 Blue Tooth Player Car Audio Fm Radio Usb Player Car Kit Fm Radio Transmitter
Aoedi Technology (Huizhou) Co., Ltd.verified🇨🇳CN4 yrs
FM Transmitter Aux Modulator BLE 5.0 Wireless Handsfree Car Kit Car Audio MP3 Player with 3.1A Quick Dual USB Car Charger
Shenzhen ThinkMax Technology Co., Ltd.🇨🇳CN6 yrs
FM Transmitter Aux Modulator BLE 5.0 Wireless Handsfree Car Kit Car Audio MP3 Player with 3.1A Quick Dual USB Car Charger
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Sources & References
16 sources cited · Verified industry data & reports

Nulaxy [2026 KM18 Upgraded Version] 1.8" Color Screen ...
Amazon.com
Nulaxy [2026 KM18 Upgraded Version] 1.8" Color Screen 48W Bluetooth 5.4 Car Adapter, Dual Fast Charging Ports [PD 30W & QC3.0 18W] Wireless Radio FM Transmitter ...

KM18 In-Car Bluetooth FM Transmitter
Nulaxy
The FM transmitter Bluetooth for cars is compatible with most devices on the market, such as iPad, iPhone, iPod, HTC, Galaxy, Sony, MP3 players, tablets, and ...

Best Selling Bluetooth Car Transmitter: Top 10 Ranked by ...
ASINSIGHT
The Top 10 bluetooth car transmitter for 2026, ranked by real sales. Our #1 pick leads 43 options with 10000+ sold monthly and 4.5 stars.

Nulaxy 2026 KM18 Upgraded Version 48W Bluetooth 5.4 ...
eBay
Nulaxy [2026 KM18 Upgraded Version] 1.8" Color Screen 48W Bluetooth 5.4 Car Adapter, Dual Fast Charging Ports [PD 30W & QC3.0 18W] Wireless Radio FM Transmitter ...

Nulaxy KM18 Bluetooth FM Transmitter Review
dragonblogger.com
The Nulaxy KM18 Bluetooth FM Transmitter is the exact type of product you need if you want to add Bluetooth support for your phone or tablet to ...

Best Bluetooth Car Adapters & FM Transmitters for 2026
theinformr.com
The Nulaxy KM18 is a solid Bluetooth car adapter that brings modern connectivity to older vehicles. Pros: Clear sound quality; Easy-to-read ...
