Soundstream SM2.650 – Pro Audio 6.5" 2-Ohm Midrange Speakers

High-Efficiency, High-Output Midrange for True Pro Audio Setups

Soundstream designed the Pro Audio line to meet the demands of serious car audio enthusiasts and SPL competitors. The SM2.650 is a standout in this lineup, delivering tight, clean midrange tones with minimal distortion — exactly what you'd expect from a 6.5-inch driver built for power and precision.

Whether you're building out a door speaker system or supplementing your sub and tweeter configuration, the SM2.650 fills the gap with outstanding clarity and tonal accuracy. With its 2-ohm impedance, this speaker is optimized for high-efficiency and amplifier matching, especially in setups requiring low-resistance midrange drivers.

Purpose-Built for High-Powered Systems

Soundstream created the Pro Audio line, which features a wide variety of midrange speakers in various sizes. They deliver performance sounds that will make your hair stand up. This mid-range driver is designated to handle the most significant part of your audio system. Therefore, a mid-range driver is made of good quality and capable of low distortion.

The SM2.650 builds on this design philosophy with rugged construction and component-grade materials, making it one of the best 6.5” midrange car speakers in its class.

Core Features and Specs

• 6.5-Inch Midrange Performance
  • Designed to fit most OEM locations with standard 6.5" speaker dimensions
  • Ideal for pro audio door speaker upgrades or SPL applications
• 2-Ohm Low-Impedance Design
  • Ensures higher power output from compatible amps
  • Perfect match for systems pushing multiple mids or 2-ohm 6.5 speakers
• High Output with Clarity
  • Balanced sound staging ideal for vocal clarity and midbass punch
  • Minimal harmonic distortion across the core frequency spectrum
• Heavy-Duty Construction
  • Built to withstand high SPL levels
  • Excellent thermal handling in sealed or vented enclosures

Perfect for Custom and Factory Integration

Whether you're working with a custom audio build, replacing factory mids, or building a 2-ohm 6.5 component speaker setup, the SM2.650 is flexible enough to meet your needs. It’s compatible with a wide range of Soundstream amplifiers and pro audio accessories, and works seamlessly with midrange crossovers, full-range setups, or hybrid systems featuring tweeters and subwoofers.

Target Audience

This product is ideal for:

• Car audio competitors
• Builders focused on high SPL or midbass-heavy systems
• Anyone needing a 6.5" midrange speaker that delivers clarity, power, and reliability