# OSD Audio Nero Stream ARC Amplifier + ACE840TT 8" Stereo Ceiling Speaker

Upgrade your home audio with the OSD Audio Nero Stream ARC Amplifier and ACE840TT 8" Stereo Ceiling Speaker bundle.

This discreet yet powerful pairing is perfect for kitchens, bedrooms, or any space where stereo sound is needed from a single ceiling speaker.

Whether you’re listening to your favourite playlist or enhancing TV audio, this setup delivers clear, room-filling sound with minimal visual impact.

The Nero Stream ARC offers a compact yet robust 100W output with multiple input options, including Bluetooth, RCA, optical and HDMI ARC, making it highly versatile for modern living.

Paired with the ACE840TT stereo ceiling speaker, which provides both left and right audio channels from one unit, it’s the ideal choice for spaces where a two-speaker setup isn’t practical.

**FEATURES**

-   **Bluetooth Streaming:** Easily stream music from your phone, tablet, or laptop without the need for extra cables.
-   **RCA Audio Input:** Connect external sources such as CD players, turntables (with preamp), or other hi-fi gear with ease.
-   **Optical Audio Input:** Enjoy crystal-clear digital sound from your TV, gaming console, or media player.
-   **HDMI ARC Input For TV:** Connect directly to your television via HDMI ARC for simple control and synchronised audio.
-   **Powerful 100W Amplifier:** Delivers efficient Class D power, providing strong performance in a compact housing.
-   **Stereo 8" Ceiling Speaker:** Combines both left and right channels in a single ceiling speaker – ideal for small or symmetrical spaces.
-   **Dual Pivoting Tweeters:** Precisely direct the stereo sound for optimal clarity and immersive audio.
-   **Paintable Magnetic Grille:** Achieve a seamless finish with a low-profile grille that can be colour-matched to your décor.
-   **Tool-Free Installation:** Spring-loaded dog-leg clamps make ceiling installation quick and secure.

###### What You Get

**SPEAKERS**

-   1 x Speaker
-   1 x Grille
-   1 x Cut Out Template
-   1 x User Manual

**AMPLIFIER**

-   1 x Amplifier
-   1 x Power Lead
-   1 x External Antenna
-   1 x Wall Mount Brackets
-   1 x Remote Control

###### Specifications

SPEAKERS

-   **Speaker Type:** 8"Dual Tweeter Trimless Ceiling Speaker
-   **Woofer:** 8"Fiber Glass Cone
-   **Tweeter:** Dual .5"Titanium Coated Dome
-   **Frequency Response:** 38Hz - 20kHz
-   **Power Handling:** 120W
-   **Sensitivity:** 88 dB 1w/1m
-   **Impedance:** 8 Ohms
-   Dual Voice Coil (DVC) Provides Stereo Sound Within One Speaker
-   Spray Paintable Magnetic Grille Included
-   **Inputs:** Spring Loaded Binding Posts
-   Install-friendly Dog Ear Installation Brackets
-   **Diameter&Depth:** 10.79"x 4.02"
-   **Cutout Diameter:** 9.37"
-   **Sold As:** Single
-   **Warranty:** 10 Years

AMPLIFIER

-   **Amplifier Type:** 2-Channel
-   **Design Type:** Class D
-   **Power Output:** 50W x 2 RMS, 100W x 2 Peak 8ohms / 100W x 2 RMS, 200W x 2 Peak 4ohms
-   **Frequency Response:** 20Hz - 20kHz
-   **Impedance:** 8Ohm to 4Ohm Stable
-   **Signal to Noise Ratio:** >95dB A-Weighted
-   **Sources/Inputs:** ARC, Wireless BT, Optical, USB-C DAC, Line Input, Coax Input
-   **Outputs:** L/R Speaker, Subwoofer Out
-   **Maximum Sample Rate:** 44.1kHz, 48kHz, 96kHz, 192kHz
-   **Bit Resolution:** 16-24 bits; Supports 24Bit/192kHz
-   **Front Panel Controls:** Power Button, Front Volume/Source Select Knob
-   **Remote Control:** Included
-   **Wall Mountable:** Yes
-   **AC Power:** 110/240VAC
-   **Dimensions:** 50mm x 190mm x 140mm
-   **Weight:** 1.1kg
-   **Warranty:** 2 Year

## Details

- **Price:** 349.0 GBP
- **Vendor:** OSD Audio
- **Type:** In Ceiling Speaker Systems
- **Tags:** BLACK5, Prime, SALE10

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 349.00 GBP | In stock |

## Images

- OSD Audio Nero Stream ARC Amplifier + ACE840TT 8" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero Stream ARC + QI80CE 8" Ceiling Speaker System with Bluetooth & HDMI - K&B Audio
- OSD Audio Nero Stream ARC + QI80CE 8" Ceiling Speaker System with Bluetooth & HDMI - K&B Audio
- OSD Audio Nero Stream ARC + QI80CE 8" Ceiling Speaker System with Bluetooth & HDMI - K&B Audio
- OSD Audio Nero Stream ARC + QI80CE 8" Ceiling Speaker System with Bluetooth & HDMI - K&B Audio
- OSD Audio Nero Stream ARC + QI80CE 8" Ceiling Speaker System with Bluetooth & HDMI - K&B Audio
- OSD Audio Nero Stream ARC Amplifier + ACE840TT 8" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero Stream ARC Amplifier + ACE840TT 8" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero Stream ARC Amplifier + ACE840TT 8" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero Stream ARC Amplifier + ACE840TT 8" Stereo Ceiling Speaker - K&B Audio

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> Source: [K&B Audio](www.kbaudio.co.uk/products/osd-audio-nero-stream-arc-amplifier-ace840tt-8-stereo-ceiling-speaker)
> Updated: 2026-06-13