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Does the Klipsch SPL-120 work with the Marantz AV7706?

Verdict
Yes

The SPL-120 has a line-level input, and the AV7706's 2 subwoofer outputs feed it.

Connection
Line-level
Sub out to its LFE input
Sub outputs
2
On the AV7706
Amplifier
300 W
Built into the SPL-120

How to connect them

  1. Run a subwoofer cable from the AV7706's sub out 1 to the SPL-120's line-level input.
  2. Set speakers to Small with an 80 Hz crossover.
  3. Run Audyssey MultEQ XT32 with its microphone at your seat.

Plan the SPL-120 and AV7706 in your own room.

Draw your room in 3D, place both, and see every connection checked and how loud they play at your seat. Designing is free.

Build it in your room

The specs that decide it

Klipsch SPL-120

Amplifier
300 W
Low end
24 Hz
Inputs
Line
MSRP
$600 each (MSRP, September 2026)
All SPL-120 specs and pairings

Marantz AV7706

Amplifier channels
0
Subwoofer outputs
2
MSRP
$2,000 each (MSRP, January 2026)
All AV7706 specs and pairings

Questions about the SPL-120 and AV7706

Does the SPL-120 connect to the AV7706?
Yes. The SPL-120 has a line-level input, and the AV7706's 2 subwoofer outputs feed it.
What crossover setting should I use with the SPL-120?
Set your speakers to Small with an 80 Hz crossover: the standard starting point for a receiver and subwoofer, whichever subwoofer you use.
How do I connect the SPL-120 to the AV7706?
Run a subwoofer cable from the AV7706's sub out 1 to the SPL-120's line-level input.

Swap one of them

References

  1. Klipsch SPL-120: Spec sheet, assets.klipsch.com, retrieved September 15, 2026
  2. Klipsch SPL-120: Retailer listing, bhphotovideo.com, retrieved September 15, 2026
  3. Marantz AV7706: Owner's manual, marantz.com, retrieved September 15, 2026
  4. Marantz AV7706: Manufacturer product page, web.archive.org, retrieved September 15, 2026

Specs verified against the manufacturer's published data. Last checked September 15, 2026.

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