The Acus Ferdi 10 is a 250‑watt, 10-inch acoustic amplifier designed for serious performers who need high volume, clarity, and flexible tone shaping.

Core Specifications

All major sources agree on the Ferdi 10’s defining features:

Power: 250 W — the highest output in the Ferdi series

Speaker setup: 1×10" woofer + 1" compression driver tweeter for strong low end and high‑SPL clarity

Frequency range: 40 Hz – 20 kHz

Channels:

4 channels with mic/instrument inputs (3 mic/line + 1 TRRS/Bluetooth)

This discrepancy likely reflects regional model variations; both versions include Bluetooth and TRRS aux.

EQ: 3‑band push/pull EQ per channel (±15 dB)

Compressor on Channel 1: with Threshold, Ratio, and Flat / Bass / Jazz modes

FX section: adjustable FX return and FX length, plus FX send per channel

Aux input: TRRS + Bluetooth with independent volume and 2‑band EQ

SPL: 95.2 dB sensitivity, 114 dB max SPL