1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Audio Pro C5 MK II Wireless Speaker. Please read this manual thoroughly before using your speaker to ensure optimal performance and longevity.
2. Product Overview
2.1 Front View

Figure 1: Front view of the Audio Pro C5 MK II speaker, showcasing the main woofer and two tweeters.
2.2 Top Panel Controls

Figure 2: Top view of the speaker, highlighting the control panel with power, source selection, volume, and preset buttons.
2.3 Rear Panel Connections

Figure 3: Rear view of the speaker, showing the power input, USB charging port, RCA Line In, and Sub Out connections.
3. Key Features
- Powerful HiFi Sound: Experience rich, dynamic audio suitable for various environments.
- Versatile Connectivity: Supports Bluetooth, Wi-Fi, AirPlay 2, Chromecast, and Spotify Connect.
- Multiroom Capability: Integrate into a multiroom audio system for synchronized playback across multiple speakers.
- Easy Control: Manage playback via the Audio Pro app or convenient preset buttons on the speaker.
- USB Charging: Features a USB port for charging external devices.
4. Setup and Initial Use
4.1 Unpacking
Carefully remove the speaker and all accessories from the packaging. Ensure all components are present: the C5 MK II speaker, power cable, and this instruction manual.
4.2 Power Connection
Connect the provided power cable to the power input on the rear of the speaker and then to a wall outlet. The speaker requires a constant power supply for operation.
4.3 First-Time Setup
For initial setup and to unlock all features, download the Audio Pro Control app from your device's app store. Follow the in-app instructions to connect your speaker to your Wi-Fi network and configure settings. This app is essential for multiroom functionality and managing presets.
Video: C5 MKII Product Video. This video provides a visual overview of the Audio Pro C5 MK II speaker and its features.
5. Connectivity Options
5.1 Bluetooth Connection
- Press the Bluetooth (BT) button on the speaker's top panel or in the Audio Pro app to select Bluetooth mode.
- On your mobile device, navigate to Bluetooth settings and select "Audio Pro C5 MK II" from the list of available devices.
- Once paired, audio from your device will play through the speaker.
5.2 Wi-Fi Network Setup
Wi-Fi connectivity enables multiroom audio, higher quality streaming, and access to various streaming services. Set up Wi-Fi using the Audio Pro Control app as described in the First-Time Setup section.
Video: WiFi vs Bluetooth - Comparison. This video explains the differences and benefits of using Wi-Fi versus Bluetooth for audio streaming.
5.3 AirPlay 2
AirPlay 2 allows you to stream audio from Apple devices to your C5 MK II speaker. Ensure your Apple device and the speaker are connected to the same Wi-Fi network.
- On your Apple device, open the Control Center (swipe down from the top-right corner on newer iPhones/iPads, or swipe up from the bottom on older models).
- Tap the AirPlay icon (a concentric circles symbol with a triangle at the bottom).
- Select your Audio Pro C5 MK II speaker from the list of devices.
Video: How to use AirPlay for audio. This video demonstrates the process of streaming audio via AirPlay from an Apple device.
5.4 Chromecast
Chromecast built-in allows you to cast audio from compatible apps on your smartphone, tablet, or computer to your C5 MK II speaker. Ensure your device and the speaker are on the same Wi-Fi network.
- Open a Chromecast-enabled audio app (e.g., Spotify, Google Play Music).
- Look for the Cast icon (a rectangle with a Wi-Fi symbol in the corner) within the app.
- Tap the Cast icon and select your Audio Pro C5 MK II speaker from the device list.
Video: How to use Google Cast. This video illustrates how to cast audio to your speaker using Google Cast.
5.5 Spotify Connect
Spotify Connect allows you to control music playback on your C5 MK II directly from the Spotify app on your device, without needing to stream via Bluetooth or AirPlay. Both the speaker and your device must be on the same Wi-Fi network.
- Open the Spotify app on your smartphone, tablet, or computer.
- Play a song and tap the "Devices Available" icon (a speaker with a Wi-Fi symbol) at the bottom of the screen.
- Select your Audio Pro C5 MK II speaker from the list.
Video: How to use Spotify Connect. This video demonstrates the steps to connect and play music using Spotify Connect.
Video: Three extra things you can do with Spotify Connect. This video highlights additional features and functionalities available when using Spotify Connect.
5.6 Wired Connections
The C5 MK II includes analog inputs for connecting external audio sources.
- RCA Line In: Connect devices such as CD players or turntables (ensure your turntable has a built-in or external RIAA amplifier) using an RCA cable.
- Sub Out: Connect an external subwoofer for enhanced bass performance.
- USB Charging: The USB port on the rear panel is for charging external devices only (Max 5V/1000mA). It does not support audio input.
Video: How to connect a turntable. This video provides instructions on connecting a turntable to your Audio Pro speaker.
6. Operating the Speaker
6.1 Controls Overview
The top panel of your C5 MK II speaker features several buttons for direct control:
- Power Button: Turns the speaker on/off.
- Source Select: Cycles through available input sources (Wi-Fi, Bluetooth, Line In).
- Volume Control: Adjusts the playback volume.
- Playback Controls: Play/Pause, Next Track, Previous Track.
- Preset Buttons (1-6): Quickly access your saved playlists or radio stations.

Figure 4: Detailed view of the top control panel, showing the preset buttons.
6.2 Using Presets
Presets allow you to save your favorite music, playlists, or radio stations for instant access with a single button press.
- Play your desired audio content through the Audio Pro app.
- While the content is playing, press and hold one of the preset buttons (1-6) on the speaker or in the app for approximately 3 seconds until you hear a confirmation sound.
- To play a saved preset, simply press the corresponding preset button.
Video: How to save presets on a speaker. This video guides you through the process of saving your favorite audio content to the speaker's preset buttons.
6.3 Multiroom Functionality
The C5 MK II supports multiroom audio, allowing you to play the same music across multiple Audio Pro speakers in different rooms, or different music in each room. This feature is managed through the Audio Pro Control app.

Figure 5: Multiple Audio Pro C5 MK II speakers, illustrating a multiroom setup.
7. Maintenance and Care
- Cleaning: Use a soft, dry cloth to clean the speaker's surface. Avoid abrasive cleaners or solvents.
- Placement: Place the speaker on a stable, flat surface. Avoid direct sunlight, heat sources, or areas with high humidity.
- Water Resistance: The C5 MK II is not waterproof. Avoid exposing it to liquids.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound | Volume too low; incorrect source selected; device not connected. | Increase volume; select correct input source; re-pair Bluetooth/Wi-Fi. |
| Cannot connect to Wi-Fi | Incorrect Wi-Fi password; speaker out of range; network issue. | Verify password; move speaker closer to router; restart router and speaker. |
| Bluetooth pairing fails | Speaker not in pairing mode; device already connected to another speaker. | Ensure speaker is in BT mode; disconnect from other devices; try pairing again. |
| Multiroom not working | Speakers not on same network; app not configured correctly. | Check Wi-Fi connection for all speakers; use Audio Pro app to group speakers. |
9. Technical Specifications
| Feature | Specification |
|---|---|
| Brand | Audio Pro |
| Model Name | C5 MkII |
| Product Dimensions | 5.91"D x 5.12"W x 9.84"H |
| Item Weight | 5.29 pounds (2400 Grams) |
| Connectivity Technology | Bluetooth, Wi-Fi |
| Speaker Type | Multi Room |
| Audio Output Mode | Stereo |
| Speaker Maximum Output Power | 25 Watts |
| Frequency Response | 20000 Hz |
| Subwoofer Diameter | 5 Inches |
| Tweeter Diameter | 1 Inches |
| Control Method | App |
| Compatible Devices | Smartphone, Tablet, MP3 Player, Laptop |
| Power Source | Corded Electric |
| Is Waterproof | FALSE |

Figure 6: Dimensions of the Audio Pro C5 MK II speaker.
10. Warranty and Support
The Audio Pro C5 MK II Wireless Speaker comes with a limited warranty. For specific warranty details, please refer to the documentation included with your product or visit the official Audio Pro website.
For technical support, troubleshooting assistance, or further inquiries, please visit the Audio Pro Store on Amazon or contact Audio Pro customer service directly.





