KICKER KM4 marine speaker with charcoal grille for durable outdoor sound.
KM4 1/2-inch tweeter detail delivering crisp highs on open decks.
KICKER KM4 2-ohm impedance label supports flexible amplification.
Charcoal and white grilles frame KM4 with a polished marine look.
KM4 speaker mounted on boat console for clear midrange.
Pair of KM4 speakers in a rugged marine setup.
KM4 components ready for ocean adventures with durable housings.

KICKER

KICKER KM4 4-Inch Marine Coaxial Speakers — 2-Ohm, Charcoal & White Grilles

Free U.S. shipping and free 30-day returns. Check the compatible models in the description below.

$193.40

In stock. Ships free, usually within 1–4 business days.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout Free 30-day returns
Spare Keep a spare (2)

Check the listed compatible models and specs before you order. Questions? Email us.

Multi-device One for each device (3)

Free tracked shipping and secure checkout on every U.S. order.

Free shipping

i

Free tracked shipping on every order. Most orders arrive within 3–8 business days.

Free 30-day returns

i

Return eligible items within 30 days of delivery for a full refund. We email you a prepaid return label.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

Email support

Questions about fit or an order? Email nexoltic@gmail.com. We reply on business days (Mon–Fri).

Return & RefundFree 30-day returns, full refund Shipping PolicyDelivery process and tracking info
Share

Product details

Compact marine audio with confident performance

Experience crisp highs and balanced midrange with the KICKER KM4 4-Inch Marine Coaxial Speakers. Designed for boats and watercraft, these speakers deliver a clean sound image through a 1/2-inch tweeter and a tuned 4-inch woofer, paired with charcoal and white grilles for a stylish, durable look suitable for outdoor use.

Rugged, versatile by design

Although compact, the KM4 handles a wide frequency range and a broad power band, enabling flexible installation in tight cockpit spaces or under dash panels while delivering clear, well-rounded sound at key listening positions. The 2-ohm impedance supports compatible amplifier integration on a range of marine setups.

Key specifications at a glance

  • Power handling: 2-50 W RMS (up to 150 W peak) for dynamic performance
  • Frequency response: 60 Hz to 20 kHz for deep bass and sparkling highs
  • Sensitivity: 89 dB to help the system respond to modest power levels
  • Impedance: 2 ohms to support compatible marine audio installations

Real-world use cases

  • Deck and cockpit installs on small boats, pontoons, or kayaks
  • Pair with a compact amp for balanced, room-filling sound in open-air settings

Note: Benefits described here are possibilities based on the listed specs and typical setups; actual results depend on your gear and environment.

FAQ

Q: What boats or setups is the KM4 best suited for?

A: Ideal for small to mid-size boats, pontoons, and open-water decks needing clear highs and solid midrange.

Q: What should I pair KM4 with for best results?

A: Use a 2-ohm capable amp or head unit and stay within 2–50 W RMS per speaker.

You may also like