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Neumann
Neumann KH 870 II 2x10 Active Subwoofer
Studio Subwoofers For Recording and Mixing Applications
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Want to Click and Collect or try items at our Guildford Store?
The store is open 10am - 6pm Monday to Saturday and 11am - 5pm Sunday and bank holidays.
The stock information shows the quantity of units that are available to purchase at the Guildford store and the quantity of units that are available at our off-site Guildford warehouse. These stock levels are updated in real time.
Our Click and Collect service is available at our Guildford store from 10am - 6pm Monday to Saturday, and 11am - 5pm on Sunday. You can either choose click and collect as your delivery option online or, during store opening hours, call our sales team at 01483 456777 to place a 10% deposit.
If you have placed your order online, you will receive a confirmation email of your order and a separate follow-up text or email to confirm when your item is ready for collection.
Please do not come to the store before you have received the follow-up message, as your order may not yet be ready at the store.
If the only available stock is in our off-site warehouse it can be brought to the store location for you to try - you just need to contact the store within opening hours. Please note any requests received after 3.30pm will not arrive at the store until the following morning.
Please be aware that, unless you have paid a deposit to reserve the item, it will continue to be free, both online and in-store, for another customer to buy. Therefore we would advise you to place a 10% deposit by either using the on-line click and collect service or calling us 01483 456777.
SKU: 700284
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Product Description
The Neumann KH 870 II is a powerful 2x10 inch active subwoofer designed for professional audio environments requiring precise low-frequency reproduction. Delivering up to 115 dB of maximum sound pressure at one metre, it offers exceptional clarity, low distortion, and deep bass extension from 16 Hz to 750 Hz. Ideal for immersive audio setups, film scoring, post-production, and large-scale music studios, the KH 870 II integrates seamlessly with Neumann monitors and supports multichannel systems up to 7.1.4. With built-in DSP for MA 1 room correction and AES67 AoIP connectivity, it ensures precise alignment, consistent phase response, and flexible integration into modern broadcast or recording setups. Its robust housing, universal power supply, and sophisticated limiter protection make it suitable for demanding studio applications worldwide, providing unmatched performance for professionals seeking reliable and high-output low-frequency reproduction.
Features
- Dual 10 Inch Drivers:
Delivers deep, powerful bass with minimal distortion, ideal for multichannel and immersive audio setups in professional studios. - Integrated DSP with MA 1 Room Correction:
Aligns frequency and phase response for precise low-frequency performance, optimising listening conditions in any acoustically treated environment. - AES67 Audio over IP Connectivity:
Supports AoIP standards with redundancy, NMOS, and ST 2110, ensuring seamless integration in modern broadcast and networked audio systems.
Professional Low-Frequency Performance:
The KH 870 II produces an exceptionally high output with extremely low distortion, making it suitable for critical listening in professional environments. Its dual 10 inch drivers provide precise and consistent bass response, while the sophisticated limiters protect the subwoofer and connected monitors. Designed to handle large studio spaces and immersive setups, it offers more freedom in speaker placement without compromising the accuracy of low-frequency reproduction. The result is a powerful yet transparent bass foundation for music, film, and broadcast applications.
Seamless System Integration:
Built-in DSP and MA 1 room correction enable the KH 870 II to integrate effortlessly with Neumann analog or DSP-equipped monitors. It supports complex multichannel configurations, including 7.1.4 immersive setups, ensuring consistent frequency and phase alignment across all speakers. Whether for music production, mixing, or post-production, the KH 870 II simplifies setup, providing reliable low-frequency performance without manual adjustments, improving workflow efficiency in professional studios.
Future-Proof Connectivity and Durability:
The KH 870 II includes AES67 audio over IP connectivity with support for AoIP redundancy, NMOS, and ST 2110, making it compatible with modern networked audio infrastructures. Its robust design, universal power supply, and automated standby mode ensure reliable operation worldwide. The combination of durable construction, advanced digital control, and flexible connectivity makes it a long-term investment for studios seeking high-output, precise low-frequency reproduction in both stereo and multichannel environments.
Specifications
- Driver dimensions: 2x 10"
- Max SPL @ 1m: 115 dB
- Frequency response (± 6 dB): 16 … 750 Hz
- Dimensions (H x W x D): 737 x 330 x 645 mm
- Analog I/O: In: 2x XLR, Out: 2x XLR, 2x SUB-D25
- Digital I/O: AES3 (BNC): 7x Monitor Out Daisy Chain In/Out
- AES67 version: 2x RJ45, AoIP redundancy, NMOS, ST 2110
- Built-in DSP for MA 1 room correction
- Universal power supply with auto standby
