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AudioFu Chart · November 2026

Best Splitters and Combiners for Advanced 2026

The top pick is Shure PA421B Wireless System Antenna Combiner (470 - 865 MHz) ($2,454). RF Venue OPTIX2-S3 leads the high end. Ranked by the AudioFu Index from 41 models across 9 brands, prices checked every night.

Last updated: November 7, 2026

41models in this chart
9brands
$1,338median price
7price drops since Aug

Narrow the chart

All Splitters and Combiners Showing: For Advanced · clear

Top 10

Full detail for the 10 highest AudioFu Index scores. Every other model is listed below.

  1. Shure PA421B Wireless System Antenna Combiner (470 - 865 MHz)

    PA421B-E · Shure

    3 for sale on Reverb1 finish at Thomann

    • Size19"

    If you run several in-ear monitor systems on stage, this one is worth a look. It combines up to four Shure P9T or P10T transmitters onto one antenna setup, so you do not need a separate antenna for each one. The metal 1 U rack housing and included cables make it a neat fit for a rack-based setup.

    Pros

    • Combines up to four Shure P9T or P10T InEar transmitters into one antenna setup
    • Four BNC inputs and outputs on the back keep connections tidy
    • Expansion port lets you cascade two combiners together

    Cons

    • Works only with Shure P9T or P10T InEar transmitters
    52AudioFu
    Index
    • Demand51
    • Lineup50
    • Price50
    • Specs50
    • Maker69
    Stableno change since Aug 17
    Aug 17$2,454 now
    $2,454€2,198 at Thomann · in stock
    Check price ↗
  2. Sennheiser AC3200-MK II

    Sennheiser

    Not on Reverb yet1 finish at Thomann

    • Size19"

    The AC3200-MK II is a no-nonsense antenna combiner for serious wireless rigs. It’s built like a tank and delivers a clean signal, essential for broadcast, theater, or any situation demanding rock-solid wireless performance. If you're running a complex wireless system and need reliable combining, this is a top-tier solution.

    Pros

    • Rock-solid build quality with robust metal chassis for reliable stage use
    • Excellent interference rejection thanks to sophisticated filtering techniques
    • Provides clean, transparent signal combining with minimal loss

    Cons

    • Premium-priced, a significant investment for smaller setups
    • Requires external power supply (NT12) adding to complexity and potential cable clutter
    46AudioFu
    Index
    • Demand30
    • Lineup50
    • Price50
    • Specs50
    • Maker88
    Stableno change since Aug 17
    Aug 17$4,744 now
    $4,744€4,249 at Thomann · in stock
    Check price ↗
  3. RF Venue OPTIX1-S3

    RF Venue

    Not on Reverb yet1 finish at Thomann

    The OPTIX1-S3 is a serious piece of kit for broadcast, live sound, and any situation where RF interference is a major headache. It's a game-changer for extending wireless mic signals across long distances without degradation, delivering rock-solid performance. This is ideal for venues with complex RF landscapes and professionals who demand the best.

    Pros

    • Exceptional dynamic range minimizes interference in congested RF environments.
    • Fiber optic transmission ensures pristine audio quality, immune to electrical noise.
    • BNC connectors offer reliable, professional RF signal integrity.

    Cons

    • Premium-priced, representing a significant investment for smaller operations.
    • Limited to a single channel, requiring multiple sets for multi-mic systems.
    39AudioFu
    Index
    • Demand30
    • Lineup50
    • Price50
    • Specs0
    • Maker100
    Stablesince Aug 17
    $3,906 · Aug 17$3,906 now
    $3,906€3,498 at Thomann · in stock
    Check price ↗
  4. RF Venue OPTIX2-S3

    RF Venue

    Not on Reverb yet1 finish at Thomann

    This RF Venue OPTIX2-S3 is a serious piece of kit for broadcast facilities, large venues, or anyone battling RF interference over long cable runs. The fibre optic transmission provides pristine audio, and the robust build means it'll handle demanding professional use. It’s a solution for those needing absolute reliability and extended range, not a casual upgrade.

    Pros

    • Rock-solid RF Venue build quality ensures dependable operation.
    • Extends wireless signals over long distances with minimal signal degradation.
    • The 60dB dynamic range handles challenging RF environments effectively.

    Cons

    • The substantial weight makes rack mounting and transport less convenient.
    • Premium-priced, placing it out of reach for many smaller installations.
    39AudioFu
    Index
    • Demand30
    • Lineup50
    • Price50
    • Specs0
    • Maker100
    Stableno change since Aug 17
    Aug 17$8,483 now
    $8,483€7,598 at Thomann · in stock
    Check price ↗
  5. RF Venue Combine 8

    RF Venue

    Not on Reverb yet1 finish at Thomann

    • Weight3.7 kg

    The Combine 8 is a serious piece of kit – RF Venue really nails the build quality here. It’s perfect for large venues or broadcast environments needing to combine multiple wireless microphone feeds without signal degradation. If you're dealing with complex RF environments and need rock-solid performance, this is your solution.

    Pros

    • Robust, all-aluminum chassis provides exceptional shielding and durability.
    • Active design delivers consistent signal combining with minimal loss.
    • RF Venue's renowned filtering minimizes intermodulation and interference.

    Cons

    • Significant weight makes rack transport and installation more challenging.
    • Limited frequency range restricts use in systems exceeding 608 MHz.
    47AudioFu
    Index
    • Demand30
    • Lineup50
    • Price50
    • Specs50
    • Maker100
    Stableno change since Aug 17
    Aug 17$2,172 now
    $2,172€1,945 at Thomann · in stock
    Check price ↗
  6. RF Venue Distro 9 HDR

    RF Venue

    Not on Reverb yet1 finish at Thomann

    • Weight2.7 kg

    The Distro 9 HDR is a serious piece of kit for live sound engineers and broadcast professionals wrestling with crowded RF spaces. It's a workhorse, delivering clean, distributed wireless signals – a lifesaver when you've got multiple wireless mics and receivers fighting for airspace. If you’re dealing with complex wireless systems and need reliable, high-performance distribution, this is your solution.

    Pros

    • Robust, heavy-duty construction using premium RF Venue components
    • Active distribution ensures exceptionally clean signal integrity across all outputs
    • High Dynamic Range (HDR) minimizes intermodulation distortion in dense RF environments

    Cons

    • Significant weight makes rack installation and transport challenging
    • Premium-priced, representing a substantial investment for smaller operations
    47AudioFu
    Index
    • Demand30
    • Lineup50
    • Price50
    • Specs50
    • Maker100
    Stableno change since Aug 17
    Aug 17$2,149 now
    $2,149€1,925 at Thomann · in stock
    Check price ↗
  7. Lectrosonics M2C-L

    Lectrosonics

    Not on Reverb yet1 finish at Thomann

    This unit stacks eight wireless mics onto a single antenna without cluttering your air. It handles the heavy load of multiple signals while keeping power usage low. The LED lights tell you exactly which channel is working. It is a solid choice for stage setups needing many microphones.

    Pros

    • Combines up to eight separate RF signals into one
    • Resilient parts reduce unwanted interference signals
    • Front LEDs show which channels are currently active

    Cons

    • Very heavy at over two kilograms to carry
    • No built-in power supply mentioned in specs
    33AudioFu
    Index
    • Demand30
    • Lineup50
    • Price50
    • Specs0
    • Maker37
    Stableno change since Aug 17
    Aug 17$4,017 now
    $4,017€3,598 at Thomann · in stock
    Check price ↗
  8. RF Venue 8CH In-Ear Monitor Bundle

    RF Venue

    Not on Reverb yet1 finish at Thomann

    This bundle is great for a gig where you already own the mics and IEMs. It gives you one cable to run the signal and a power supply to keep things running. The CP Beam mic helps you pick up only the singer nearby. It saves space by combining eight channels into one box.

    Pros

    • Includes RG8X coaxial cable for long runs.
    • Features DC Octopus 8 power supply unit.
    • Combines 8 channels into one clean signal.

    Cons

    • No wireless microphone transmitters included.
    • Missing individual IEM receiver units.
    24AudioFu
    Index
    • Demand30
    • Lineup50
    • Price50
    • Specs0
    • Maker100
    Stableno change since Aug 17
    Aug 17$3,347 now
    $3,347€2,998 at Thomann · in stock
    Check price ↗
  9. RF Venue 9CH Wireless Microphone Bundle

    RF Venue

    Not on Reverb yet1 finish at Thomann

    This bundle is great for someone who already owns mics but needs the hardware to run them. It gives you nine channels, a diversity fin to stop static, and extra cables for easy setup. However, you still need to buy the actual microphones and a receiver to use this system.

    Pros

    • Includes dedicated diversity fin for interference-free reception
    • Two long BNC cables included for flexible placement
    • Comes with a robust DC Octopus power connector

    Cons

    • No individual microphone units are included in the bundle
    • Missing a mixer or receiver to complete the system
    24AudioFu
    Index
    • Demand30
    • Lineup50
    • Price50
    • Specs0
    • Maker100
    Stableno change since Aug 17
    Aug 17$3,347 now
    $3,347€2,998 at Thomann · in stock
    Check price ↗
  10. RF Venue 5CH/6CH Microphone/In-Ear Set

    RF Venue

    Not on Reverb yet1 finish at Thomann

    This bundle mixes five or six wireless mics with a dedicated splitter. It comes with RG8X cables and a stage antenna for solid signal. You get an 8-connector power unit too. It fits small venues needing clean audio without running long cables.

    Pros

    • Includes 5 or 6 channel mixing capability in one bundle
    • Provides dedicated RF Venue RG8X cables for reliable signal paths
    • Features CP Stage Antenna design for consistent wireless coverage

    Cons

    • Lacks explicit mention of specific frequency range numbers in text
    • No stated gain control details or preset levels provided
    24AudioFu
    Index
    • Demand30
    • Lineup50
    • Price50
    • Specs0
    • Maker100
    Stableno change since Aug 17
    Aug 17$4,575 now
    $4,575€4,098 at Thomann · in stock
    Check price ↗

All 41 splitters and combiners

Same index, same nightly prices — compact. Colour options of one model share a row. Tap a photo to zoom.

  1. 11
    Lectrosonics UMC16B-LLectrosonics
    Index 41Stable
    41
    Stable$2,007€1,798
    $2,007€1,798Check ↗
  2. 12
    Sennheiser EW-D Q-R-S Splitter Set ISennheiser · 2 finishes
    Index 48↓ 1.2%
    48
    ↓ 1.2%$1,796€1,609
    $1,796€1,609Check ↗
  3. 13
    RF Venue 6CH In-Ear Monitor BundleRF Venue
    Index 28Stable
    28
    Stable$2,231€1,998
    $2,231€1,998Check ↗
  4. 14
    Sennheiser EW-D T-U-V-W Splitter Set ISennheiser · 2 finishes
    Index 47↑ 2.5%
    47
    ↑ 2.5%$1,784€1,598
    $1,784€1,598Check ↗
  5. 15
    RF Venue 4CH In-Ear Monitor BundleRF Venue
    Index 33Stable
    33
    Stable$2,064€1,849
    $2,064€1,849Check ↗
  6. 16
    RF Venue 4CH IP Wireless Microphone SetRF Venue
    Index 34↓ 3.4%
    34
    ↓ 3.4%$1,886€1,689
    $1,886€1,689Check ↗
  7. 17
    Sennheiser EW-D QRS Splitter Install SetSennheiser
    Index 23↓ 1.1%
    23
    ↓ 1.1%$2,076€1,859
    $2,076€1,859Check ↗
  8. 18
    Sennheiser EW-D TUVW Splitter Install SetSennheiser
    Index 22↑ 2.2%
    22
    ↑ 2.2%$2,076€1,859
    $2,076€1,859Check ↗
  9. 19
    RF Venue 5CH Wireless Microphone BundleRF Venue
    Index 24Stable
    24
    Stable$2,007€1,798
    $2,007€1,798Check ↗
  10. 20
    RF Venue 4CH Wireless Microphone BundleRF Venue
    Index 33Stable
    33
    Stable$1,784€1,598
    $1,784€1,598Check ↗
  11. 21
    Sennheiser EW-D ASA Q-R-SSennheiser · 3 finishes
    Index 77↓ 2.6%
    77
    ↓ 2.6%$725€649
    $725€649Check ↗
  12. 22
    Shure UA844+SWB Antenna Distribution System with Antenna Cables (470…UA844+SWB-LCE · Shure · 2 finishes
    Index 74Stable
    74
    Stable$859€769
    $859€769Check ↗
  13. 23
    Sennheiser AC41 Antenna CombinerSennheiser
    Index 72↓ 3.7%
    72
    ↓ 3.7%$891€798
    $891€798Check ↗
  14. 24
    Shure UA221 Passive Antenna SplitterUA 221 · Shure · 2 finishes
    Index 68Stable
    68
    Stable$233€209
    $233€209Check ↗
  15. 25
    Shure PA411 Antenna CombinerShure
    Index 67Stable
    67
    Stable$779€698
    $779€698Check ↗
  16. 26
    RF Venue 4 Zone Antenna CombinerRF Venue
    Index 54Stable
    54
    Stable$1,114€998
    $1,114€998Check ↗
  17. 27
    RF Venue 4 Zone NetworkRF Venue
    Index 54Stable
    54
    Stable$1,506€1,349
    $1,506€1,349Check ↗
  18. 28
    Shure GLXD+ Frequency ManagerShure
    Index 51Stable
    51
    Stable$780€699
    $780€699Check ↗
  19. 29
    LD Systems LD WIN42 ADLD Systems
    Index 47↓ 1.2%
    47
    ↓ 1.2%$363€325
    $363€325Check ↗
  20. 30
    Sennheiser ASP212Sennheiser
    Index 47↑ 0.6%
    47
    ↑ 0.6%$378€339
    $378€339Check ↗
  21. 31
    RF Venue Distro 4RF Venue
    Index 47Stable
    47
    Stable$747€669
    $747€669Check ↗
  22. 32
    RF Venue Distro 5 HDRRF Venue
    Index 47Stable
    47
    Stable$891€798
    $891€798Check ↗
  23. 33
    RF Venue Combine 4RF Venue
    Index 47Stable
    47
    Stable$1,003€898
    $1,003€898Check ↗
  24. 34
    RF Venue Combine 6 HDRRF Venue
    Index 47Stable
    47
    Stable$1,729€1,549
    $1,729€1,549Check ↗
  25. 35
    Sennheiser EW-D X-Y Splitter Set ISennheiser
    Index 43↑ 3.9%
    43
    ↑ 3.9%$1,506€1,349
    $1,506€1,349Check ↗
  26. 36
    the t.bone free solo Antenna Splitterthe t.bone
    Index 41Stable
    41
    Stable$207€185
    $207€185Check ↗
  27. 37
    RF Venue 2x1 SplitRF Venue
    Index 39Stable
    39
    Stable$111€99
    $111€99Check ↗
  28. 38
    Mipro AD-58Mipro
    Index 39Stable
    39
    Stable$769€689
    $769€689Check ↗
  29. 39
    AKG APS4 Antenna Power Splitter without Power SupplyAPS4 · AKG
    Index 38Stable
    38
    Stable$725€649
    $725€649Check ↗
  30. 40
    EV RE3-ACC-PASPEV
    Index 30↑ 3.6%
    30
    ↑ 3.6%$195€175
    $195€175Check ↗
  31. 41
    the t.bone free solo Antenna Bundlethe t.bone
    Index 24Stable
    24
    Stable$479€429
    $479€429Check ↗

Splitters and Combiners by the numbers

Measured across all 47 models we track, not a sample.

Price distribution

Median $1,338 — half of all splitters and combiners here cost less.

1
3
4
12
11
15
1
<$150$150–300$300–500$500–1k$1k–2k$2k–5k$5k+
Size9.5"

median of 19 models · 8"–19"

Weight2.2 kg

median of 16 models · 0.84 kg–3.7 kg

How to choose the best splitters and combiners

Isolation

This is the big one. A splitter needs to isolate channels so what happens on one doesn't bleed into another. Cheap splitters are notorious for phase cancellation or ground loops - listen for that subtle muddying of the signal, especially with multiple mics.

Attenuation

Do you need passive splitting, or do you need adjustable attenuation? Passive splitters simply divide the signal; active ones let you control the output level, crucial for avoiding clipping downstream. Think about a loud snare mic feeding a quiet acoustic guitar - attenuation solves that.

Latency

Any delay introduced by the splitter is a killer for live work, especially drums and vocals. Even a few milliseconds can throw off the feel. For recording, it's less critical but still a factor, especially when layering.

Signal Integrity

Look for minimal signal loss and a clean signal path. A subtle degradation in the high-end or a noticeable loss of low-end thump can ruin a perfectly good take. Compare the original signal to the split signal - it should be nearly identical.

Connectivity

XLR, TRS, AES - what do you need? Consider future-proofing and how the splitter integrates into your existing signal chain. Don't get locked into a format you'll outgrow next year.

Buying guide

Okay, so you're past the basic DI box and into needing to route multiple signals cleanly? Splitting and combining audio - especially mic signals - gets complex fast, and a cheap splitter can introduce noise, phase issues, or just flat-out fail you onstage. We're talking about sending a drum kit to FOH and the recording engineer, or combining multiple vocal mics for a layered effect - this isn't a beginner's game. Let's break down what you need to look for in a splitter/combiner that won't leave you hanging mid-set.

Don't cheap out on this. A $50 splitter might seem appealing, but the noise and phase issues will creep into your mix and drive you nuts. Look for reputable brands known for clean signal paths and solid build quality.

Paying more gets you better isolation, lower latency, and more flexible routing options - features that are absolutely essential for gigging musicians and serious recording engineers. And seriously, check the return loss - a poor return loss means you're sending signal back into the source.

How the AudioFu Index works

Five measured signals and nothing else — no stars from strangers, no “tested by experts” we didn’t do. The weights are fixed and public. We don’t play these instruments; we measure the market around them.

This chart covers 47 splitters and combiners from the Thomann catalogue. Before you buy, read hands-on reviews and, where you can, play it. Full methodology.

AudioFu earns a commission when you buy through our Thomann links. It never changes the order — the index does.

  • Demand40%

    How many of this exact model are for sale on Reverb right now — what musicians actually buy and resell.

  • Lineup20%

    How many finishes Thomann stocks — makers expand the models that sell.

  • Price15%

    Where the price has moved since we started tracking in August.

  • Specs15%

    How completely the maker documents it.

  • Maker10%

    How deep the brand’s range is in this category.

Questions

What's the difference between a splitter and a combiner?

A splitter divides a signal into multiple copies, while a combiner merges multiple signals into one. Often, you'll need both - splitting a drum kit and then combining vocal mics is a common scenario.

Can I use a Y-cable as a splitter?

Technically, yes, but it's not ideal. A Y-cable doesn't provide isolation and can introduce ground loops. A dedicated splitter is a much safer bet, especially for critical signals.

What does 'isolation' really mean?

Isolation refers to how well the splitter prevents signal bleed between channels. High isolation means what happens on channel 1 doesn't affect channel 2 - critical for avoiding phase issues and unwanted noise.

How important is latency?

For live performance, latency is a deal-breaker. Even a few milliseconds can be noticeable. For recording, it's less critical, but still something to consider, particularly when layering tracks.

What's the deal with AES connectivity?

AES (AES3) is a professional digital audio standard. It's for higher-quality, noise-free signal transmission, usually for digital consoles or interfaces. If you're working in a purely analog world, XLR or TRS are fine, but AES is the future.

Related charts

#1 · AudioFu Index 52Shure PA421B Wireless System Antenna Combiner (470 - 865 MHz) · $2,454€2,198
Check price ↗
 Check price ↗

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