KOBALT ZK-MT21 Channel Subwoofer Speaker Wired Rca 2.1 200W

( Brand: Kobalt ), ( Manufacturer Part Number: ZK-MT21 ), ( Type: Subwoofer ), ( Audio Inputs: Aux ), ( System Configuration: 2.1 Channel ), ( Shape: Rectangular ), ( Color: Black ), ( Connectivity: Wired, Bluetooth, Wireless ), ( Material: Metal ), ( Features: Treble Adjustment, Bass Adjustment ), ( Rms Power: 200 W )

Review KOBALT 2.1 Channel Subwoofer Speaker System Wired Black Rca

Introducing the Kobalt ZK-MT21 2.1 Channel Subwoofer Speaker, a powerful addition to your home theater or music system setup. This wired subwoofer boasts a 200-watt RMS power rating, delivering deep, rich bass that will bring your audio experience to life.

The ZK-MT21 subwoofer features a down-firing 10-inch polypropylene cone woofer, which is both durable and responsive. The cone is reinforced with rubber surround for added rigidity and longevity, ensuring consistent bass performance over time. The speaker also includes a heavy-duty, cast-aluminum basket that provides stability and reduces resonance, contributing to clearer, more defined bass sounds.

This 2.1 channel subwoofer comes with two RCA line-level inputs, making it easy to connect to various audio sources, such as receivers, amplifiers, or media players. The Kobalt ZK-MT21 also includes a continuously variable low-pass crossover, which allows you to adjust the frequency range that is sent to the subwoofer, ensuring seamless integration with your main speakers.

Additionally, the subwoofer has a phase switch, which can be used to adjust the phase relationship between the subwoofer and your main speakers. This feature can help improve the overall sound quality and balance in your system.

The ZK-MT21 2.1 Channel Subwoofer Speaker is designed with a modern, compact cabinet that blends well with various home interiors. It has a bass reflex enclosure with a ported design, which enhances the efficiency and output of the subwoofer, providing you with an impressive bass response.

The Kobalt ZK-MT21 2.1 Channel Subwoofer Speaker is an excellent choice for those seeking a powerful, versatile, and high-performing subwoofer to enhance their audio experience. With its robust construction, adjustable features, and easy connectivity, this subwoofer is sure to deliver the deep, rich bass you've been looking for.

The Kobalt ZK-MT21 2.1 channel subwoofer speaker is a budget-friendly option for those looking to enhance their audio system with a powerful subwoofer. Here are some pros and cons to consider before making a purchase:

1. Affordable: Compared to high-end subwoofers, the Kobalt ZK-MT21 is quite reasonably priced.

2. Powerful: With a peak power of 200 watts, it delivers a solid bass response, making it suitable for smaller rooms or personal use.

3. Wired RCA Inputs: The subwoofer comes with wired RCA inputs, making it easy to connect it to various audio sources, such as a receiver, a CD player, or a computer.

4. Compact Size: The subwoofer has a compact design, making it a space-saving option for smaller spaces.

5. Versatile: The subwoofer can be used as a standalone unit or as part of a 2.1 channel system, allowing you to add satellite speakers for a more complete audio experience.

1. Limited Frequency Response: The subwoofer's frequency response is limited to 45Hz - 150Hz, which may not be suitable for more demanding audio applications.

2. Bass Quality: Some users have reported that the bass quality is not as refined as more expensive subwoofers, and it may distort at high volumes.

3. Build Quality: The build quality of the subwoofer is not as sturdy as more expensive options, and some users have reported issues with the wiring and the speaker cone.

In conclusion, the Kobalt ZK-MT21 2.1 channel subwoofer speaker is a budget-friendly option that delivers a powerful bass response for smaller spaces. However, it may not offer the same level of frequency response, bass quality, and build quality as more expensive subwoofers. If you're looking for a budget-friendly subwoofer for personal use or for a smaller space, the Kobalt ZK-MT21 could be a good option. However, if you require a more powerful and refined subwoofer for larger spaces or more demanding audio applications, you may want to consider investing in a more expensive option.

Recommendation: If you're on a tight budget and looking for a budget-friendly subwoofer for personal use or for a smaller space, the Kobalt ZK-MT21 2.1 channel subwoofer speaker could be a good option. However, if you require a more powerful and refined subwoofer for larger spaces or more demanding audio applications, you may want to consider investing in a more expensive option. Some popular alternatives in the mid-range price segment include the Polk Audio PSW10 and the Dayton SUB-1200.

Details:

Kobalt ZK-MT21 2.1 Channel Subwoofer Speaker System, 200W, Wired, Black, RCA.

part #: zkmt21 prices

• $29.99-$150.00

specifications shuspea:

• brand: Kobalt
• mpn: Zk-mt21
• type: Subwoofer
• audio inputs: Aux
• system configuration: 2.1 Channel
• shape: Rectangular
• color: Black
• connectivity: Wired, Bluetooth, Wireless
• material: Metal
• features: Treble Adjustment, Bass Adjustment
• rms power: 200 W

returns shuspea:

• policy: No Returns

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• wallet: Paypal
• credit card: Visa
• other

offer shuspea:

• availability: In Stock
• options: Ship-to-home
• best offers: True
• sold: 0
• started: April 6, 2026

general shuspea:

• condition: New
• TV, Video Home Audio > Home Audio > Home Speakers Subwoofers

shipping shuspea:

• type: Calculated
• transit: 3-8 Days
• service: FedEx Ground / FedEx Home Delivery
• class: Standard
• carrier: FedEx
• cost: $36.31

seller shuspea:

• rating: 100.0%
• # reviews: 1
• city: Ellijay, Georgia