14 documented inputs
XLR/TRS combo + ¼-inch TRS
- Arrives as
- 14 documented inputs
- Connector
- XLR/TRS combo + ¼-inch TRS
- Signal
- analog audio
Digital Mixer
Behringer X Air XR12 12-channel Tablet-controlled Digital Mixer. Plan its source-defined physical connections and placement in your rig.
01 · What it does—and what that changes in your rig.
Start with the payoff, then work through how it functions, where it fits, and the details that change a real build.
Behringer X Air XR12 12-channel Tablet-controlled Digital Mixer. Plan its source-defined physical connections and placement in your rig.
02 · Know the whole path before you buy.
Learn the route as a block diagram: source, product function, transport, and destination. Select any block to see what enters, what changes, and what leaves.
Each block answers the same three questions: what arrives, what changes here, and what leaves.
XLR/TRS combo + ¼-inch TRS
03 · What this product asks of the rest of the system.
Treat connector names as the start of the check—not the answer. These are the boundaries that determine a complete working path.
Use it as digital mixer tracked outside rack rails; follow the manufacturer’s mounting and form-factor guidance.
Complete the path with upstream and downstream gear that matches connector, direction, signal type, protocol, and wiring standard.
Documented connectors: XLR/TRS combo, ¼-inch TRS, XLR male, RJ45. Match connector, direction, and signal type—not shape alone.
04 · Every connector, grouped by job.
Switch the product view and the documented port inventory updates with it—hardware and data stay side by side.
Switch panels to keep the hardware view and the documented port list in sync.
| Port | Panel | Connector | Direction | Signal | Channels |
|---|---|---|---|---|---|
| MIC / LINE INPUT 1 | front | XLR/TRS combo | input | analog audio | — |
| MIC / LINE INPUT 2 | front | XLR/TRS combo | input | analog audio | — |
| MIC / LINE INPUT 3 | front | XLR/TRS combo | input | analog audio | — |
| MIC / LINE INPUT 4 | front | XLR/TRS combo | input | analog audio | — |
| LINE INPUT 5 | front | ¼-inch TRS | input | analog audio | — |
| LINE INPUT 6 | front | ¼-inch TRS | input | analog audio | — |
| LINE INPUT 7 | front | ¼-inch TRS | input | analog audio | — |
| LINE INPUT 8 | front | ¼-inch TRS | input | analog audio | — |
| LINE INPUT 9 | front | ¼-inch TRS | input | analog audio | — |
| LINE INPUT 10 | front | ¼-inch TRS | input | analog audio | — |
| LINE INPUT 11 · Hi-Z | front | ¼-inch TRS | input | analog audio | — |
| LINE INPUT 12 · Hi-Z | front | ¼-inch TRS | input | analog audio | — |
| MAIN L | front | XLR male | output | analog audio | — |
| MAIN R | front | XLR male | output | analog audio | — |
| AUX SEND 1 | front | ¼-inch TRS | output | analog audio | — |
| AUX SEND 2 | front | ¼-inch TRS | output | analog audio | — |
| STEREO HEADPHONES | front | ¼-inch TRS | output | analog audio | — |
| ETHERNET · REMOTE CONTROL | front | RJ45 | bidirectional | data | — |
| MIDI IN | front | midi din5 | input | data | — |
| MIDI OUT | front | midi din5 | output | data | — |
| USB-A · FILES / STEREO RECORD PLAY | front | usb a | bidirectional | data | — |
| WIFI ANTENNA · SMA 50 OHM · MATED | front | sma | bidirectional | data | — |
| AC POWER INPUT · 100–240V 50/60Hz | right | IEC C14 | input | power | — |
Showing 23 of 23 documented physical ports. Scroll to review the remaining rows.
05 · Compare the decision, not just the price.
The rows are organized around fit, power, I/O, and system role so a cheaper unit cannot hide a more expensive workflow.
| Compare | External unit | ![]() | ![]() | ![]() |
|---|---|---|---|---|
| Fit | 📐 Outside rack | 📐 Outside rack | 📐 5U | 📐 Outside rack |
| Power | ⚡ 30W | ⚡ 120W | ⚡ 100W | ⚡ 120W |
| Weight | ⚖️ 5.3 lb | ⚖️ 45.4 lb | ⚖️ 31.5 lb | ⚖️ 55.1 lb |
| I/O | 🔌 23 | 🔌 83 | 🔌 30 | 🔌 84 |
| Estimate | 💵 ~$369 | 💵 ~$2,799 | 💵 ~$2,999 | 💵 ~$4,499 |
| Deep dive | Current selection | Full comparison → | Full comparison → | Full comparison → |
06 · Resolve the questions that can change the purchase or build plan.
Short, source-backed answers surface rack fit, power, cabling, and connection details before they become surprises.
The catalog assigns it no rack units. Builder tracks it as non-rack gear; follow the manufacturer’s mounting, case, and form-factor guidance.
Typical draw is 30W and documented maximum draw is 0W.
23 documented physical ports, including MIC / LINE INPUT 1, MIC / LINE INPUT 2, MIC / LINE INPUT 3, MIC / LINE INPUT 4, LINE INPUT 5, LINE INPUT 6.
07 · See this gear inside a complete system plan.
08 · Related gear, in the order you may need it.
Planning guides for digital mixer systems.
Fundamentals · 6 min
A walking tour of the signal path from microphone to in-ear monitor, with what every box in the rack actually does to the audio along the way.
Fundamentals · 8 min
Why sealed IEMs make you feel disconnected from the room — and exactly how to put the audience back into your mix with one or two well-placed mics.
Workflow · 10 min
Step-by-step: linking aux buses into stereo pairs, pre-fader vs post-fader, routing buses to Ultranet vs physical XLRs vs AES50, and adding a bus-level limiter.
Networking · 9 min
A practical comparison of the three audio-over-network protocols you’ll encounter in a rack rig, with guidance on when each one is the right pick.