





Vyper-KV52FR II
The Vyper-KV52FR II is an ultra-flat passive loudspeaker from K-Array, housing eight 1-inch neodymium magnet transducers in an aluminium chassis designed specifically for recessed in-wall installation. Like the KV52F II, it uses electronically processed signals to produce a 60-degree vertical dispersion, and its complete frame and clamp system enables flush mounting without visible hardware.
Specifications
- Type: Passive loudspeaker (recessed)
- Transducers: 8 x 1-inch neodymium magnet woofers
- Frequency response: 150 Hz to 18 kHz (-6 dB, with dedicated preset)
- Max SPL: 114 dB peak (measured at 8 m, scaled to 1 m, crest factor 12 dB)
- Rated power: 150 W
- Coverage: 60 degrees vertical, 140 degrees horizontal
- Nominal impedance: 16 ohm or 64 ohm (selectable)
- Connectors: 2-pin Euroblock (included)
- Dimensions (W x H x D): 40 x 500 x 22 mm
- Weight: 0.8 kg
- Material: Extruded aluminium
- Colours: Black, White, custom RAL
- Finishes: 24K Gold, Polished
- IP rating: IP65 (marine treatment models)
Applications
The Vyper-KV52FR II is designed for installations where the speaker must sit flush within a wall or ceiling cavity. The recessed format suits home cinema centre-channel positions, architectural interiors, hospitality venues, and premium residential projects where exposed speakers are not acceptable. The 60-degree vertical dispersion covers seated and standing listeners across a wide angle. Mounted horizontally, it delivers 60-degree dispersion along the horizontal plane. Requires K-Array amplifiers with dedicated presets loaded.
Frequently asked questions
What distinguishes the KV52FR II from the KV52F II?
Both share identical audio specifications and 60-degree vertical dispersion. The KV52FR II adds a complete frame and clamp system for recessed in-wall mounting, while the KV52F II uses a frameless chassis for surface installation.
Can the KV52FR II be used as a home cinema centre channel?
Yes. When mounted horizontally in a wall recess, it delivers 60-degree dispersion along the horizontal axis, which suits the wide-throw requirements of a centre channel speaker in a cinema setup.
Does the KV52FR II require a dedicated amplifier?
Yes. It is a passive loudspeaker that requires dedicated presets loaded on a compatible K-Array amplifier to achieve its rated frequency response and maximum SPL.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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FAQs
What is your return policy?
All refunds and returns are determined by the manufacturer's terms of sale. Change-of-mind refunds are not accepted, but all valid warranty claims will be managed by AKA Acoustics in compliance with consumer law.
How long will it take to receive my order?
Freight lead times will be provided upon order confirmation. Standard items typically ship within 4–6 weeks, while custom orders may take 6–12 weeks.
Is my payment information secure?
Yes, all payments are securely processed through Stripe and are protected under their Terms of Service. AKA Acoustics do not store any payment information ourselves.
How are freight costs calculated?
Freight costs are determined at the time of quotation to ensure accurate pricing based on your specific order. For any questions, please email sales@akaacoustics.com
How can I contact support?
For account inquiries, email accounts@akaacoustics.com. For order support, email sales@akaacoustics.com.

