# OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker

The OSD Audio Nero ARC Amplifier paired with the Q Acoustics QI65C-ST 6.5" stereo ceiling speaker is a smart, space-saving solution for rooms where fitting two speakers simply isn’t practical.

Designed for kitchens, bedrooms, bathrooms and smaller living spaces, this bundle delivers full stereo sound from a single ceiling speaker, powered by a compact yet capable 100W amplifier.

With HDMI ARC for easy TV integration, Bluetooth for wireless music streaming and clean, efficient amplification, the Nero ARC makes everyday listening effortless.

The QI65C-ST combines left and right channels into one discreet ceiling speaker, providing balanced sound coverage without compromising ceiling aesthetics or requiring extra wiring.

-   **Stereo Ceiling Speaker Design:** Delivers left and right audio from a single speaker – ideal for compact rooms
-   **100W OSD Audio Amplifier:** Plenty of power for clear, controlled sound without distortion
-   **HDMI ARC Input:** Simple one-cable connection to your TV with volume control via the TV remote
-   **Bluetooth Streaming:** Wirelessly play music from phones, tablets and laptops
-   **Discreet Flush-Fit Installation:** Clean, modern look that blends seamlessly into any ceiling
-   **Perfect for Small Rooms:** High-quality sound where space or speaker placement is limited

###### What You Get

**AMPLIFIER**

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

**SPEAKERS**

-   1 x QI65C-ST Speaker
-   1 x Grille
-   1 x Cut Out Template
-   20m x 2 Core Speaker Cable

###### Specifications

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

SPEAKERS

-   **Tweeter:** Swivel
-   **Tweeter Diameter:** 19mm
-   **Woofer Diameter:** 6.5"
-   **Power Handling (Program):** 15-60W
-   **Impedance (Nominal) Ohms:** 8 Ohm
-   **Sensitivity dB SPL (2.83V, 1m):** 86
-   **Response (Low Freq.) -3dB Hz:** 75
-   **Maximum Rear Depth:** 84mm
-   **Size (Round Grilles):** 232mm Dia
-   **Cutout:** 203mm
-   **Warranty:** 5 Years

## Details

- **Price:** 379.0 GBP
- **Vendor:** OSD Audio / Q Acoustics
- **Type:** In Ceiling Speaker Systems
- **Tags:** Prime

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 379.00 GBP | In stock |

## Images

- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio
- OSD Audio Nero ARC Amplifier + Q Acoustics QI65C-ST 6.5" Stereo Ceiling Speaker - K&B Audio

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> Source: [K&B Audio](https://www.kbaudio.co.uk/products/osd-audio-nero-arc-amplifier-q-acoustics-qi65c-st-6-5-stereo-ceiling-speaker)
> Updated: 2026-05-22