# WiiM AMP Wi-Fi & Bluetooth Amplifier + OSD Audio ACE640TT 6" Single Stereo Ceiling Speaker

Enjoy seamless music streaming and powerful in-ceiling sound with the WiiM AMP and OSD Audio ACE640TT bundle – the perfect all-in-one solution for discreet, high-quality audio in kitchens or any room where space is at a premium.

Designed for modern smart homes, this system combines cutting-edge wireless technology with a single stereo ceiling speaker to deliver immersive stereo sound from a single location.

The WiiM AMP offers exceptional versatility, supporting Wi-Fi, Bluetooth, AirPlay 2, Chromecast, and Alexa integration – allowing you to stream music from your favourite services or control it with your voice.

Paired with the OSD ACE640TT 6.5" stereo ceiling speaker, which features dual tweeters and a pivoting woofer, this setup is ideal for delivering room-filling stereo sound without the need for two separate speakers.

**FEATURES**

-   **All-in-One Streaming Amplifier**: The WiiM AMP provides everything you need to power passive speakers while streaming wirelessly from Spotify, TIDAL, AirPlay 2, or Bluetooth.
-   **Built-in Wi-Fi & Bluetooth**: Easily connect your devices with dual-band Wi-Fi and Bluetooth 5.0 for stable, flexible music playback anywhere in the home.
-   **Multiroom Capability**: Integrates with other WiiM devices to create a multiroom system with synchronised or independent audio zones.
-   **Voice Control Ready**: Works with Alexa, Google Assistant, and Siri for hands-free operation and smart home integration.
-   **Compact Yet Powerful**: With 60W per channel at 8Ω (120W at 4Ω), the WiiM AMP delivers room-filling sound in a sleek, compact form factor.
-   **Single Stereo Ceiling Speaker**: The OSD ACE640TT provides stereo sound from one ceiling speaker, making it perfect for smaller rooms or symmetrical installations.
-   **Dual Tweeters with Pivoting Woofer**: Ensures clear, well-dispersed stereo imaging and lets you direct sound for optimal listening.
-   **Magnetic Grille with Flush Fit**: A low-profile finish blends seamlessly into your ceiling with paintable grilles for custom styling.
-   **Easy Installation**: Both components are simple to install, with speaker terminals and amp connections clearly labelled for hassle-free setup.

###### What You Get

**AMPLIFIER**

-   1 x WiiM Amp
-   1 x RCA Audio Cable
-   1 x Optical Audio Cable
-   1 x HDMI Cable
-   1 x Remote Control
-   1 x Power Cable
-   1 x Quick Start Guide

**SPEAKERS**

-   1 x ACE640TT Ceiling Speaker
-   1 x White Grille
-   1 x User Manual
-   20M x 2 Core Speaker Cable

###### Specifications

AMPLIFIER

-   **Supported Streaming Services:** Spotify Connect, Tidal, Qobuz, Amazon Music, Deezer, and SoundCloud
-   **Apple AirPlay Support:** AirPlay 2
-   **Roon Support:** Roon Ready + Roon Tested
-   **Network Connectivity:** Wi-Fi&Ethernet
-   **Amplifier Class:** D
-   **Power Output (4Ω):** 120 W
-   **Power Output (8Ω):** 60 W
-   **Tone Control:** Adaptive EQ and Graphic Equaliser built-in
-   **Signal To Noise Ratio:** 108 dB
-   **THD + N:** (-92dB) 0.0025 %
-   **RCA Input(s):** Yes
-   **Bluetooth Input:** Yes
-   **Bluetooth Version:** 5.1
-   **HDMI Input(s):** ARC Input
-   **Optical Input(s):** 1
-   **DAC Chip:** ESS 9018K2M
-   **File Limit Support (PCM):** 24-bit, 192kHz
-   **Subwoofer Output(s):** Yes
-   **App Control:** WiiM Home
-   **Dimensions (W x H x D):** 190 x 190 x 63 mm
-   **Weight:** 1.84 kg

SPEAKERS

-   **Speaker Type:** 6.5"DVC Dual Tweeter Trimless Ceiling Speaker
-   **Woofer:** 6.5"Fiber Glass Cone
-   **Tweeter:** Dual .5"Titanium Coated Dome
-   **Frequency Response:** 45Hz - 20kHz
-   **Power Handling:** 120W
-   **Sensitivity:** 89 dB
-   **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:** 8.86"x 3.54"
-   **Cutout Diameter:** 7.80"
-   **Sold As:** Single
-   **Warranty:** 10 Years

## Details

- **Price:** 389.0 GBP
- **Vendor:** WiiM / OSD Audio
- **Type:** In Ceiling Speaker Systems
- **Tags:** BLACK5, dfw_feed_exclude, SALE5

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 389.00 GBP | In stock |

## Images

- WiiM AMP Wi-Fi & Bluetooth Amplifier + OSD Audio ACE640TT 6" Single Stereo Ceiling Speaker - K&B Audio
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- WiiM AMP Wi-Fi & Bluetooth Amplifier + Q Acoustics QI65CW 6.5" Water Resistant Ceiling Speakers - K&B Audio
- WiiM AMP Wi-Fi & Bluetooth Amplifier + Q Acoustics QI65CW 6.5" Water Resistant Ceiling Speakers - K&B Audio
- WiiM AMP Wi-Fi & Bluetooth Amplifier + Q Acoustics QI65CW 6.5" Water Resistant Ceiling Speakers - K&B Audio
- WiiM AMP Wi-Fi & Bluetooth Amplifier + OSD Audio Black Series R63 6.5" Ceiling Speakers - K&B Audio
- WiiM AMP + Kanto YU Passive 6" Bookshelf Speakers - K&B Audio
- WiiM AMP Wi-Fi & Bluetooth Amplifier + OSD Audio Black Series R63 6.5" Ceiling Speakers - K&B Audio
- WiiM AMP Wi-Fi & Bluetooth Amplifier + OSD Audio Black Series R63 6.5" Ceiling Speakers - K&B Audio
- WiiM AMP Wi-Fi & Bluetooth Amplifier + OSD Audio ACE640TT 6" Single Stereo Ceiling Speaker - K&B Audio

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> Source: [K&B Audio](www.kbaudio.co.uk/products/wiim-amp-osd-audio-ace640tt-6-single-stereo-ceiling-speaker)
> Updated: 2026-06-11