SLXD4Q Quad Receiver vs ULXD4 Wireless Mic Receiver
The SLXD4Q Quad Receiver costs about $1,440 more than the ULXD4 Wireless Mic Receiver and buys you 1 more I/O, plus IEC C14.
| Spec | SLXD4Q Quad Receiver | ULXD4 Wireless Mic Receiver |
|---|---|---|
| Rack space | 1U | 1U half-rack |
| Weight | 5.5 lbs | 2.2 lbs |
| Power draw | 20W | 12W |
| Depth | 240 mm | 220 mm |
| I/O count | 7 | 6 |
| Price | ~$2,639 | ~$1,199 |
Highlighted where one is plainly lighter, smaller, cheaper or draws less. I/O count is left unmarked on purpose — more connectors you don't need is weight, cost and a bigger case.
Connectors only one of them has
SLXD4Q Quad Receiver
- IEC C14
ULXD4 Wireless Mic Receiver
- TRS 1/4"
- RJ45 (Ethernet)
- DC Barrel
Settle it in your own rack
Specs decide less than fit does. Drop either one into your rig and see the real answer — what space is left, what the circuit draws, and whether every cable it needs actually lands somewhere.
Open the rack plannerFree, no sign-up. Both units are in the catalog.

