SKU: 42183628998

Hollyland Cascade 2/4 Wire Converter. Bi-directional Convertion

Sale price$5190.01 Regular price$5766.68
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 10 - Jul 15

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Hollyland Cascade 2/4 Wire Converter. Bi-directional ConvertionThe Hollyland 2 4 Wire Converter (Model: HL WC01) is a rugged, compact system utility designed to bridge legacy wired party line intercom hardware with modern 4 wire digital communications. In broad television, theatre, and industrial event grids, matching different audio standards can cause level drops or feedback loops. This bidirectional converter handles the cross translation automatically, maintaining pristine wideband audio quality in both

The Hollyland 2/4 Wire Converter (Model: HL-WC01) is a rugged, compact system utility designed to bridge legacy wired party-line intercom hardware with modern 4-wire digital communications.

In broad television, theatre, and industrial event grids, matching different audio standards can cause level drops or feedback loops. This bidirectional converter handles the cross-translation automatically, maintaining pristine wideband audio quality in both directions.

Understanding the Conversion

Wired intercom infrastructures generally fall into two categories. This converter acts as an active, real-time translator between them:

  • 2-Wire Systems (Party-Line): Used by brands like Clear-Com, RTS, or Altair. They transmit power and bidirectional (two-way) talk/listen audio down a single pair of wires within a standard 3-pin XLR line.

  • 4-Wire Systems (Matrix/Digital): Used by high-end digital matrix platforms, broadcast consoles, and wireless hubs (like the Hollyland Solidcom C1 / C1 Pro Hub or Syscom 1000T). These split incoming and outgoing audio lines onto entirely independent pairs of pins (one path exclusively for input, one exclusively for output).

Core Performance Features

  • Intelligent Auto-Nulling Circuitry: The biggest hurdle in 2-to-4 wire conversion is line echo caused by impedance mismatches. The converter features a dedicated, front-panel AUTO NULL button. With one click, the device generates an internal test tone, analyzes the connected line impedance, and drops echo levels out of the track automatically.

  • Power-Free Party-Line Drawing: The converter can extract its operational power directly from an active 12V to 36V DC 2-wire intercom line. You do not need to hunt for an external wall outlet on a busy production floor. (Note: If the 2-wire side doesn't provide power, it can also run off standard USB-C bus power).

  • Distance Wire-Length Compensation: Built with internal DIP switches on the chassis to account for high-frequency signal roll-off over long cable runs. Users can toggle distance compensation steps to optimize audio performance for cable lengths spanning up to 656 feet (200 meters).

  • Independent ±6 dB Gain Trimming: Features independent physical gain adjustment switches for both the 4-Wire Input and 4-Wire Output stages. This allows technical directors to balance varying audio volumes between different manufacturer systems.

  • 6-Segment Real-Time LED Level Meters: Dual LED level strips provide instant, scannable visual feedback for signal inputs and outputs, flashing green for optimal paths and shifting to red to warn of audio clipping.

Hardware Technical Specifications Matrix

Feature Component Hollyland 2/4 Wire Converter (HL-WC01) Specifications
Bidirectional Connectivity 2-Wire (3-pin XLR Male & Female) | 4-Wire (3-pin XLR Male & Female)
Audio Frequency Response 100 Hz to 5 kHz (Optimized for crystal-clear vocal range)
Total Harmonic Distortion Less than 1% at 1 kHz
Signal-to-Noise Ratio (SNR) >55 dB (at 0 dBu baseline input)
Maximum Audio Input Level 2-Wire: >6 dBu | 4-Wire: >18 dBu
Termination Resistor Grid Integrated Switchable 220Ω Internal Termination Resistor
Chassis Form Factor Space 1/4 RU Size (Up to 4 units can be mounted in a standard 1U rack tray)
Total Unit Weight Approx. 520 grams (18.3 oz)

The Auto-Nulling Status Indicator

When initializing a system, click the physical AUTO-NULL button on the front face. The integrated LED color ring provides real-time diagnostic feedback:

  • Cyan (Blue-Green): Idle state / calibration has not been performed yet.

  • Green: Calibration successful. Echo paths have been calculated and suppressed.

  • Red: Calibration failed. The device detected active crosstalk, a terminal short, or open open-ended cables. Check your XLR connectors and re-run.

Ecosystem Integration Best Practice: If you are hooking this up to cascade a Hollyland Solidcom C1 / C1 Pro Hub with an existing wired Clear-Com setup, wire the 4-wire ports of this converter to the 4W RJ45/XLR terminal on the Solidcom Hub, and the 2-wire side to your party-line. Turn off all microphones on the beltpacks before hitting AUTO-NULL, as background room ambient noise bleed can distort the accuracy of the acoustic echo measurement.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 42183628998

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.1 ★★★★★
Based on 2323 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
B
Verified Purchase
B. Stubby
Lake Worth, US
★★★★★ 3
A familiar story, just with…..less.
Format: Kindle
So, as other reviewers make clear, this is very similar to Pack Darling and The Beta. It’s much closer aligned with The Beta, in plot and maybe more like Pack Darling with characters. That being said, I don’t hate this…..but it wasn’t great either. It’s both books mentioned but just….less. Less angst, less emotion, less feeling. The plot feels very half fleshed out, and the “bad guy” feels underwhelming. I didn’t really feel any real emotions from and of the male leads, except maybe Oliver. The others fell sorta flat for me. And Mika makes herself out to be this big bad ass straight outta training and then we never see it from here again with the one fitting room incident as the exception. SPOILER: The whole, “Oh, I’m actually probably an Omega, but I don’t wanna be but I do actually wanna be but no one can ever know my secret that I do nothing to hide “ thing fell so flat. She never commutes to believing she was secretly an omega, but also mentions her “secret” a lot. It just felt so manufactured. I’m intrigued enough to read part 2 and see how the author closes everything out, but this is not one I’ll recommend or ever come back to.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 13, 2024
A
Verified Purchase
Ashley Morgan
Massapequa, US
★★★★★ 5
ABSOLUTELY A MUST for Omegaverse Girls!!!
I ABSOLUTELY LOVE Jillian West and her books!!! I’m so happy I already bought book two and now I have to buy the others for the Assurance Security series!! Not gonna lie Val kind of annoyed me at the beginning but she grew on me!! Her men are chef’s kisses!!! Holt annoys me some but I can let it slide. I already bought part two so I’m going to be reading that in between work phone calls!!!! DON’T TELL MY BOSS 😂😂😂😂
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 30, 2025
C
Verified Purchase
Carmen Alicea
Boise, US
★★★★★ 4
Baby bumps and bodyguards
Format: Kindle
Dark, emotional, and unexpectedly tender, Not Ready is an omegaverse romance that delivers found family feels, fierce protectiveness, and a very pregnant heroine who refuses to break. Vale’s on the run from a stalker, but lands in the arms of three private security alphas, cue the swoony tension, fake marriage twist, and slow-burn heat. It’s a little gritty, a little soft, and a whole lot addictive. If you love protective alphas, high stakes, and heroines with quiet strength, this one’s a must-read.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 18, 2025
S
Verified Purchase
Shianne Whipple
Waukegan, US
★★★★★ 5
Strong Omegaverse Comfort and a Attention Grabbing Plot
Format: Kindle
Jillian West never misses when it comes to Omegaverse, and Not Ready is no exception. This story was the perfect blend of cozy comfort and emotional depth while still delivering a strong plot. Vale is such a powerful heroine, she is strong, capable, and determined but I love that she still allows her pack to love and take care of her. It’s that balance of independence and vulnerability that makes her so relatable. The relationship dynamics were amazing: Bishop is steadfast and completely head over heels, Mercy is skeptical but protective in his own way, and Holt is the hesitant one whose slow fall is so satisfying to watch unfold. The romance hits that sweet spot between insta-love and cautious build, keeping me hooked the entire way through. And that ending. Oh my god, the cliffhanger! I need the next book in this duet immediately.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 28, 2025
N
Verified Purchase
NLB
Draper, US
★★★★★ 5
Interesting
Format: Kindle
So I will say I enjoyed the story, for sure had its moments where it dragged but it was a great story. I really liked that omegas picked their alphas/make the pack. Normally the Alphas make it and the omega fits in with them which is great but I enjoyed this new version where all the power basically went to the omega. It was a nice change of pace. I can admit some of the weird bedroom stuff with her being pregnant was odd, it’s really not hard to do stuff when pregnant (I know I’ve had two and it’s normal and even encouraged at the end especially if you want the baby out). But I like the story as a whole and will read the second, I do hope the next one isn’t dragged bc it stopped being action or tense after she met her alphas and I don’t think it was brought up or properly done when they tried to do it. More sweet after she left.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 11, 2024

recommand products