My Guitar Notes

Specimen 564

PowerStage 700 Bass

Note

Seymour Duncan's first proper bass head, revealed at NAMM 2025 and designed by engineer Kevin Beller. It doubles as a flat, high-headroom power platform for preamp/modeler rigs or as a stand-alone amp with a bass-voiced EQ and footswitchable overdrive.

Specifications

  • 700W @ 4 ohms / 350W @ 8 ohms
  • class D
  • 4-band EQ with sweepable mids + presence
  • footswitchable built-in overdrive
  • XLR DI with ground lift
  • effects loop
  • headphone + aux in
  • 4.5 lb

Watch

YouTube video Seymour Duncan · 2025-03 — Official 'Tone, Power, Portability' launch demo of the PowerStage 700 Bass head
MakerSeymour Duncan
OriginUnited States
Typeamp · bass head
Introduced2025
PriceUSD 699 (2026-09)
Maker founded1976
Statuscurrent
Catalogue no.564

Sources

Related models

Same era

Same body shape / configuration

See also