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Cicada Audio

Cicada Audio Amplifier FLX700.4

Cicada Audio Amplifier FLX700.4

Regular price $499.99 USD
Regular price Sale price $499.99 USD
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Mei from Wide Open Sound

Wide Open Sound · Curated gear

Cicada Audio Amplifier FLX700.4

WOS Pick What this amp does in 10 seconds — expand for full specs.

  • BrandCicada Audio
  • SKUFLX700.4
Mei says

"Match this amp to your speakers and sub. Wrong power or wiring = weak system — do it once, do it right."

The stuff you'll actually notice
Product description

Powerful. Compact. Ultra‑Efficient.

The Cicada Audio FLX700.4 delivers clean, dynamic power in an ultra‑small chassis—designed for motorcycle, powersports, marine, and compact automotive installs where space is tight but performance is non‑negotiable. With wide frequency response, flexible crossover control, and multiple turn‑on modes, this amplifier is built to integrate seamlessly into OEM or aftermarket systems while delivering true Cicada audio authority.


FEATURES:

High‑Power Multi‑Channel Output

  • 4 × 120W RMS @ 4 Ω
  • 4 × 175W RMS @ 2 Ω
  • Bridged: 2 × 350W RMS @ 4 ΩBig output in a micro‑footprint, making it ideal for driving front+rear speakers or high‑efficiency horn systems.

Ultra‑Compact Chassis

  • Chassis footprint: 4.1 × 4.9 × 2.0 in
  • With brackets: 5.3 × 4.9 × 2.0 inFits under saddlebags, fairings, dashes, or tight custom installs.

Advanced Electronic Controls

  • Selectable LPF / FULL / HPF
  • Wide crossover range: 20 Hz – 20 kHz
  • Steep slopes: 6 / 12 / 24 / 48 dB per octave
  • Gain adjustment: 0.2V – 12V

High‑Efficiency Design

  • 80% total efficiency
  • Low heat generation and reduced electrical load—perfect for motorcycles and small alternator systems.

Flexible Turn‑On Modes

  • REM (Remote)
  • DC Offset
  • VOX (Audio signal sensing)Allows easy OEM integration without needing a remote wire.

High‑Fidelity Audio Performance

  • SNR: 91 dB (A‑weighted)
  • THD+N: 0.1% @ 2 Ω per channel
  • Full‑range frequency response: 20 Hz – 20 kHz (±3 dB)
  • Damping factor: 200 for precise speaker control.

Optimized Power Management

  • Operating voltage: 9V – 16V
  • Current draw (music): 50A
  • Current draw (max): 80A
  • Recommended fuse: 50A

SPECIFICATIONS:

RMS Power Output (14.4V)

  • 4 × 120W @ 4 Ω stereo
  • 4 × 175W @ 2 Ω stereo
  • 2 × 350W @ 4 Ω bridged

Audio Performance

  • Signal‑to‑Noise Ratio: 91 dB (A‑weighted, 20 Hz – 20 kHz)
  • THD+N: 0.1% @ 2 Ω (10% rated power)
  • Frequency Response: 20 Hz – 20 kHz (±3 dB)
  • Damping Factor: 200

Crossover Network

  • Modes: LPF / FULL / HPF
  • Range: 20 – 20,000 Hz
  • Slopes: 6 / 12 / 24 / 48 dB per octave

Input & Control

  • Input Sensitivity: 0.2V – 12V
  • Turn‑On Options: REM / DC / VOX

Electrical

  • Operating Voltage: 9V–16V
  • Efficiency: 80%
  • Fuse Rating: 50A (recommended)

Dimensions

  • Chassis Only: 4.1 × 4.9 × 2.0 in (104 × 125 × 51 mm)
  • With Mounting Brackets: 5.3 × 4.9 × 2.0 in (134 × 125 × 51 mm)
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Need help choosing or installing?

We build indestructible, IP-rated systems for marine, motorcycle, UTV, and automotive. If you want a matched setup, we’ll guide you to the right gear the first time.