CST-MK-4: Custom XLR Adapter Multi-kit set
Best versatile adapter kit for audiophiles managing multiple headphone connection standards.
The Hart Audio Cables CST-MK-4 is a versatile XLR adapter multi-kit designed to convert 4-pin XLR terminated cables to various connection standards. Choose between Version A, featuring four adapters, or Version B, with three adapters, to suit your specific needs. These adapters offer conversions to 1/4", 3.5mm, 2.5mm, or 4.4mm connections, each with a female 4-pin XLR input. Personalize your setup with custom color options, though please note a 1-2 week lead time for custom orders.
$76.00
Owner Satisfaction
4.8
/ 5
Category Rank
24
/ 2556
#24 in Audio & Video Cable Adapters & Couplers
Price vs Category Average
-2%
Below average
Connector End A
4
/ -pin XLR (Female)
Who it's for
- Users prioritizing stable, secure connections for high-end gear
- Audiophiles switching between multiple headphone amplifiers
- Budget-conscious listeners avoiding expensive custom cable replacements
Who should skip it
- Travelers preferring a streamlined, minimalist cable setup
- Signal purists sensitive to additional connection points
- Listeners unwilling to commit to a proprietary cable ecosystem
Performance breakdown
Build durability
Robust construction ensures reliable signal integrity through frequent daily swaps.
System versatility
Seamlessly bridges high-end XLR cables to portable and desktop audio gear.
Customization depth
Personalized color options add a premium touch to your cable management.
Signal transparency
High-quality components maintain audio fidelity without introducing unwanted noise or interference.
Lead time efficiency
Custom orders require patience due to the bespoke manufacturing process.
Compatibility range
Covers every major headphone connection standard in one convenient kit.
Key Specs
Connector End A
4-pin XLR (Female)
Connector Types End B
1/4" TRS, 3.5mm TRS, 2.5mm TRRS, 4.4mm TRRRS
Adapter Types
Adapter, Converter
Model Number
CST-MK-4
Version A includes
AC4X-1 (1/4" TRS), AC4X-2 (3.5mm TRS), AC4X-4 (2.5mm TRRS), AC4X-6 (4.4mm TRRRS)
Version B includes
AC4X-2-T (Threaded 3.5mm TRS with 1/4" Adapter), AC4X-4 (2.5mm TRRS), AC4X-6 (4.4mm TRRRS)
Connector Types
3.5mm Audio, XLR
Lead Time
1-2 weeks for custom orders
Features
- Customizable adapter configurations
- Converts 4-pin XLR to multiple standards
- Supports 1/4", 3.5mm, 2.5mm, 4.4mm connections
- Female 4-pin XLR input on all adapters
- Custom color options available
- Choice of Version A or Version B kits
What customers say
The Hart Audio Cables CST MK4 Adapter Kit earns high praise for its exceptional modularity and superior build quality. Users consistently highlight how this system simplifies complex audio setups, allowing effortless switching between various headphone sources like XLR or Pentaconn outputs. The robust connectors and durable sleeving reflect the brand's commitment to longevity. While the initial price is notable, customers agree the versatility and ability to avoid buying multiple full cable assemblies deliver significant long term value. This kit is viewed as an essential, reliable upgrade for serious audiophiles seeking streamlined connectivity and organization.
Know before you buy
Version A provides four distinct adapters covering 1/4", 3.5mm, 2.5mm, and 4.4mm connections. Version B includes three adapters, featuring a threaded 3.5mm connector that comes with a screw-on 1/4" adapter, along with the 2.5mm and 4.4mm options.
Yes, these adapters are designed to accept any standard 4-pin XLR male termination, allowing you to convert your existing balanced cables to fit various headphone jacks.
The adapters are designed to facilitate the connection of your 4-pin XLR cable to the output jack of your device. Please note that while the input is a 4-pin XLR, the output signal will depend on the wiring of your specific cable and the capabilities of the device you are plugging into.
If you choose to customize the colors of your adapters, please account for a 1-2 week lead time for production before your order ships.
These adapters are primarily designed for headphone audio signals. They are not intended for use with microphone inputs or phantom-powered equipment.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$76