PSB CS610 6.5" 2-Way In-Ceiling Flush Mount Speaker at Vinyl Sound Toronto Canada

The CS610 is a 2-way in-ceiling flush mount speaker from PSB Speakers (Lenbrook Industries, Ontario, Canada), available at Vinyl Sound in Toronto, Canada. The entry-level model of the PSB CustomSound CS600 architectural series, the CS610 delivers the warm, balanced sound and precise acoustic engineering that PSB is known for, in a discreet and nearly invisible ceiling installation. It features a proprietary 6.5" carbon-filled polypropylene woofer with rubber surround, a proprietary 3/4" aluminium dome tweeter with waveguide and aimable ball-joint pivot mount, and a 2100Hz LR4 crossover network for smooth, phase-coherent wide-band response. Designed and validated inside the anechoic chamber at Canada's National Research Council (NRC), the CS610 is an ideal solution for whole-home audio zones, secondary listening rooms, stereo in-ceiling pairs, and Dolby Atmos overhead height channels throughout the Greater Toronto Area.

PSB CustomSound Driver Technology and NRC-Validated Design

The CS610 is built around PSB's trademark 6.5" (165mm) woofer, a carbon-filled polypropylene cone on a rubber surround with a high-temperature voice coil. This driver construction delivers a warm and well-controlled bass response with sufficient power handling for extended listening sessions at moderate to high volume levels. The 3/4" (19mm) aluminium dome tweeter is concentrically mounted and fitted with a precision waveguide that extends its usable frequency range downward, ensuring a smooth acoustic handoff with the woofer at the 2100Hz LR4 crossover point. A ball-joint pivot mount assembly allows the tweeter to be aimed precisely toward the primary listening position after installation, maintaining on-axis high-frequency accuracy in rooms where the seating area is offset from the ceiling speaker location. The LR4 Linkwitz-Riley fourth-order crossover design achieves near-perfect phase coherence at the crossover frequency, producing a flat summed acoustic response that the simpler crossovers found in competing budget in-ceiling speakers cannot match.

Single Tweeter Level Switch and Straightforward Installation

The CS610 includes a single dual-position tweeter level switch, accessible on the front baffle after installation, allowing the high-frequency output to be set at 0dB or +3dB to suit each room's acoustic character. Gold-plated spring-loaded binding posts accept bare wire, pin connectors, and single banana plugs, providing flexible and corrosion-resistant connection to in-wall speaker cable. The heavy-duty dogleg cam-lock mounting system secures the speaker to ceilings between 3/8" and 1.25" thick without special tools, and the speaker can be removed and re-installed without damage to the ceiling cutout. A cutting template is included in the box. Optional pre-construction brackets (model PRE-600) and a backcan are available separately for new construction applications, and the CS610 shares the same cutout diameter as the CS630 and CS650, allowing any of the three models to be swapped into an existing ceiling opening.

Key Features

• 6.5" Carbon-Filled Polypropylene Woofer: PSB's trademark driver with rubber surround and high-temperature voice coil delivers warm, well-controlled bass response with reliable power handling across extended listening sessions.
• 3/4" Aluminium Dome Tweeter with Waveguide: Concentrically mounted with a precision waveguide that extends the tweeter's usable frequency range for a smooth crossover blend with the woofer and clear, detailed high-frequency reproduction.
• Aimable Ball-Joint Pivot Mount: The tweeter can be precisely directed toward the primary seating area after installation for enhanced imaging and consistent on-axis high-frequency response.
• 2100Hz LR4 Crossover Network: Linkwitz-Riley fourth-order design ensures phase-coherent integration between woofer and tweeter for a flat summed acoustic response through the crossover region.
• Single Dual-Position Tweeter Level Switch: Tweeter output adjustable between 0dB and +3dB after installation from the front baffle, allowing room-by-room tonal optimization.
• Gold-Plated Spring-Loaded Binding Posts: Accept bare wire, pin connectors, and single banana plugs for secure, corrosion-resistant connection to in-wall speaker cable.
• Heavy-Duty Dogleg Cam-Lock Mounting: Secure installation into finished ceilings without special tools, with easy removal and reinstallation for future access or repositioning.
• Round and Square Magnetic Frameless Grilles Included: Both grille shapes are supplied; the frameless magnetic design leaves no visible hardware, and grilles are paintable to match any ceiling color.
• Shared Cutout with CS630 and CS650: The CS610 uses the same 8 3/8" (212mm) cutout diameter as the CS630 and CS650, allowing future upgrades without additional ceiling work.
• NRC Anechoic Chamber Design: Engineered at Canada's National Research Council, reflecting over 45 years of PSB acoustic research and loudspeaker development.

Technical Specifications

What's in the Box

• PSB CS610 6.5" In-Ceiling Speaker (1 unit)
• Round Magnetic Frameless Grille
• Square Magnetic Frameless Grille
• Cutting Template
• Mounting Hardware

Frequently Asked Questions

What is the PSB CS610?

The PSB CS610 is a 2-way in-ceiling flush mount speaker featuring a 6.5" carbon-filled polypropylene woofer, a 3/4" aluminium dome tweeter with waveguide and aimable ball-joint pivot, and a 2100Hz LR4 crossover network. It is the entry-level model in the PSB CustomSound CS600 architectural series, designed and validated at Canada's National Research Council anechoic chamber. It is sold individually as a single unit.

What is the difference between the PSB CS610 and the PSB CS650?

The PSB CS650 is the flagship premium model of the CS600 series, while the CS610 is the accessible entry point. Both share the same 8 3/8" cutout diameter and mounting depth, making them interchangeable in an existing ceiling opening. The CS650 uses an Imagine T3-derived woofer construction with higher sensitivity and lower harmonic distortion at elevated playback levels, a titanium dome ferrofluid-cooled tweeter with waveguide, and an 1800Hz LR4 crossover. The CS610 uses the standard PSB 6.5" woofer and a 3/4" aluminium dome tweeter with a 2100Hz LR4 crossover. For primary stereo listening rooms, the CS650 is the stronger performer; the CS610 is ideal for secondary rooms, whole-home audio zones, and installations where value and future upgrade flexibility are priorities.

How does the PSB CS610 compare to the Polk Audio RC80i or Klipsch CDT-5650-C II?

The PSB CS610, Polk Audio RC80i, and Klipsch CDT-5650-C II are all 6.5" in-ceiling speakers targeting stereo and home theatre use. The Polk RC80i uses a 1" silk dome tweeter and is designed for budget-conscious whole-home installations, but lacks the CS610's LR4 crossover precision and NRC-validated acoustic tuning. The Klipsch CDT-5650-C II employs a tractrix horn for high efficiency, which suits cinema-style dynamics but can sound bright in small reflective rooms. The CS610's 3/4" aluminium dome tweeter with waveguide and LR4 crossover prioritizes smooth, even tonal balance suitable for both music and home theatre content in typical residential ceiling heights. For Toronto customers seeking a PSB-engineered ceiling speaker with a proven NRC acoustic foundation, the CS610 is the benchmark entry-level choice.

Can the PSB CS610 be used for Dolby Atmos overhead height channels?

Yes, the CS610 is well suited for Dolby Atmos and DTS:X overhead height channel use in a home theatre system. Its aimable 3/4" aluminium dome tweeter can be directed toward the primary seating area to improve overhead sound localization, and the 6.5" woofer provides sufficient dynamic output for cinematic height effects in rooms of standard ceiling height. A pair of CS610 speakers in the ceiling can serve as the top-front or top-rear height channels in a Dolby Atmos configuration.

What amplifier power is recommended for the PSB CS610?

The CS610 accepts between 10 and 100 watts per channel into its 6-ohm nominal impedance (minimum 4 ohms). Its 85dB anechoic sensitivity (87dB in-room) makes it straightforward to drive with standard home theatre receivers and multi-room amplifiers from brands such as NAD Electronics, Bluesound, Anthem, Denon, and Yamaha. The CS610's impedance and sensitivity profile ensures compatibility with virtually any residential audio system.

Are pre-construction brackets available for the PSB CS610?

Yes, pre-construction brackets (model PRE-600) and a backcan enclosure are available as optional accessories for the CS610, sold separately. These are recommended for new construction installations where the ceiling speaker location needs to be roughed in before drywall is completed. The CS610, CS630, and CS650 all share the same cutout diameter, so the PRE-600 bracket works across all three models in the CS600 series.

Where can I buy the PSB CS610 in Toronto or Canada?

The PSB CS610 is available at Vinyl Sound, an authorized PSB dealer in Toronto, Canada. Vinyl Sound carries the full PSB CustomSound architectural speaker lineup and provides expert guidance on speaker selection, amplifier pairing, multi-room audio system design, and professional installation services for residential and custom integration projects throughout the Greater Toronto Area and across Canada.

Is the PSB CS610 sold as a pair or individually?

The CS610 is sold as an individual unit (each). Customers building a stereo in-ceiling system will need to purchase two units. Both round and square magnetic frameless grilles are included with each speaker, so no additional grille purchase is required. The CS610 uses the same ceiling cutout as the CS630 and CS650, meaning a future upgrade to either model requires no additional ceiling work.