Gravity

Gravity GSC700 Center Channel Speaker 150W Wooden

150W

A 150W center channel speaker with dual 4-inch woofers and a silk dome tweeter in a vented MDF cabinet.

$49.99*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

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Overview

The Gravity GSC700 is a center channel speaker engineered to anchor a home theater surround sound system with clear vocal reproduction and full-range audio. It pairs dual 4-inch high-power woofers with a 0.75-inch silk dome tweeter, a combination that covers a wide frequency range from midrange dialogue clarity to crisp high-frequency detail. The built-in electronic crossover network manages the transition between drivers, ensuring smooth frequency response without requiring an external crossover. At 8 ohms impedance and 150 watts peak power handling (75 watts RMS), it matches well with most consumer-grade home audio receivers and amplifiers.

The cabinet is constructed from medium-density fiberboard (MDF), a material favored in speaker construction for its density and resistance to unwanted resonance compared to plastic enclosures. The ported/vented design extends low-frequency response beyond what a sealed cabinet of the same size could achieve, giving the GSC700 a fuller sound that reduces the reliance on a subwoofer for everyday listening. The black vinyl finish provides a clean, modern appearance that integrates unobtrusively into most home entertainment setups. Whether used for movie dialogue, music listening, or gaming, the GSC700 delivers a capable center channel solution at an accessible price point.

Key Features

FULL RANGE AUDIO: Regardless of the size, these wall/ceiling mounted speakers are equipped w/ dual 4" center channel high-power woofers & one 0.75” silk dome tweeter for full-range stereo sound reproduction & will suffice as a home surround system

8 OHM IMPEDANCE: This center channel speaker has a 1" high-temperature voice coil, electronic crossover network, & features an 8-ohm impedance. Can be used w/ home audio receiver & amp & can produce both powerful rich sound & quiet background music

150 WATT POWER: Featuring a power handling of about 150 watts peak / 75 RMS, this center channel speaker is fit for the full range to surround stereo sound reproduction. Great for home theater movie watching, listening to music, and more

VENTED DESIGN: With this center channel speaker’s ported / vented design, it is capable of producing higher power and a deeper bass response, perfect if you have a large room and want to achieve a louder bass sound with less amplification

STYLISH VINYL FINISH: Made with medium-density fiberboard (MDF), this center channel speaker will not only prove its longevity for the long run, it will also impress your listeners and visitors with its stylish black vinyl finish

Specifications

Brand
Gravity
Model
GSC700
Speaker Type
Center Channel
Woofers
Dual 4-inch
Tweeter
0.75-inch Silk Dome
Power Handling (Peak)
150 Watts
Power Handling (RMS)
75 Watts
Impedance
8 Ohms
Voice Coil
1-inch High-Temperature
Crossover
Electronic Crossover Network
Cabinet Design
Ported / Vented
Cabinet Material
Medium-Density Fiberboard (MDF)
Finish
Black Vinyl

Pros & Cons

👍 Pros

  • Dual 4-inch woofers and a 0.75-inch silk dome tweeter deliver clear dialogue and balanced sound
  • Ported/vented MDF cabinet design produces deeper bass than sealed enclosures of similar size
  • 8-ohm impedance makes it compatible with the vast majority of home theater receivers
  • Black vinyl finish offers a clean, understated look that fits most entertainment centers
  • 150W peak power handling provides headroom for dynamic movie soundtracks and music

👎 Cons

  • 75W RMS power handling may not fill very large rooms without subwoofer support
  • 4-inch woofers are relatively small for users who want robust low-end from the center channel alone
  • No magnetic shielding mentioned, which may be a concern for placement near older CRT displays
  • Build quality at this price point may not match premium speaker brands in cabinet resonance control

Frequently Asked Questions

The GSC700 handles up to 150 watts peak (75 watts RMS) at 8 ohms impedance. Most home theater receivers in the 50–100 watt per channel range will drive this speaker comfortably without strain.
While it is designed as a center channel speaker for surround sound setups, it can function as a standalone speaker for dialogue-heavy content or background music. However, its performance is optimized when paired with matching left, right, and surround speakers.
The vented enclosure allows the GSC700 to produce deeper bass response and higher output levels compared to a sealed cabinet of the same size. This is especially useful in larger rooms where you need more bass presence without relying entirely on a subwoofer.
As a center channel speaker, it is designed to be placed above or below your television, centered in your viewing area. The dual 4-inch woofer configuration keeps the cabinet relatively compact while still delivering full-range audio.
The speaker features standard binding post terminals compatible with bare wire, banana plugs, or spade connectors, making it easy to integrate with most home audio receiver setups.