Denon AVR-X4800HamplifierfeedsKEF R2Cspeaker
Used together in 1 real system
Strong match
Denon AVR-X4800H + KEF R2C is a strong match — the AVR-X4800H has the headroom to drive the R2C cleanly.
What the compatibility check found
Power Matching
Pass✓ Amplifier power (125W @ 8Ω) — power handling unverified (no manufacturer power-handling spec available for this speaker); sensitivity 87dB
Impedance Matching
Couldn't verifyInsufficient specification data to verify impedance compatibility
Add impedance specifications to verify compatibility
Power and headroom
- Headroom
- 13.4 dB
- in reserve
- Peak SPL
- 98.4 dB
- at the seat
- Power used
- 5.68 W
- at target level
- Of amp output
- 4.5%
- capacity used
Estimated at an 85 dB listening level, 3 m from the speakers.