Introduction
Thank you for choosing the PoundMax Onn Groove Wireless Speaker Gen. 2. This powerful and versatile speaker is designed to elevate your audio experience with vibrant bass, multi-color LED lighting, and robust portability. Its IPX4 water-resistant design makes it suitable for various environments, ensuring your music can accompany you wherever you go. This manual provides essential information for setup, operation, maintenance, and troubleshooting to help you get the most out of your speaker.
Package Contents
Please ensure all items are present in the package:
- 1 x PoundMax Onn Groove Wireless Speaker Gen. 2
- 1 x AC Charging Cable (1.4 m)

Image: The PoundMax Onn Groove Wireless Speaker shown with its included AC charging cable.
Features
The PoundMax Onn Groove Wireless Speaker Gen. 2 boasts a range of features designed for superior audio and user convenience:
- Audio Output: 160 W RMS Output / 640 W Peak Power (4 x RMS)
- Lighting: 6 Multi-color LED Lighting Effects
- Connectivity: Bluetooth wireless technology & FM Radio
- Power: Built-in Rechargeable Battery with up to 12 hours of playtime
- Durability: IPX4 Water-resistant
- Charging Port: USB Charging Port with Emergency Power Charge (5 V, 2.1 A)
- Portability: Telescopic Handle and Smooth-Glide Wheels
- Inputs: (1) 3.5 mm AUX Input, (1) 1/4-inch Microphone/Guitar Jack, (1) AC Charging Port
- Special Mode: Party Sync Mode (can pair with other select Onn. speakers)

Image: Front view of the speaker showcasing its multi-color LED lighting effects.

Image: A detailed view of the speaker's input/output panel, including AUX in, USB, Mic, Guitar, and AC in ports.
Setup
Charging the Speaker
- Locate the AC charging port on the speaker's input panel.
- Connect the included AC charging cable to the speaker and then to a standard wall outlet.
- Allow the speaker to fully charge before first use. The charging indicator will show the charging status.
Powering On/Off
- To power on, press and hold the Power button located on the top panel until the speaker activates.
- To power off, press and hold the Power button again until the speaker shuts down.
Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth pairing mode (indicated by a flashing Bluetooth light).
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "PoundMax Groove" from the list of devices.
- Once connected, the Bluetooth light on the speaker will become solid, and you will hear a confirmation tone.
Using AUX Input
- Connect a 3.5mm audio cable (not included) from your audio source to the AUX IN port on the speaker.
- The speaker will automatically switch to AUX mode.
Using Microphone/Guitar Input
- Plug a 1/4-inch microphone or guitar cable into the MIC or GUITAR jack on the speaker.
- Adjust the volume for the microphone/guitar using the dedicated knob on the speaker's control panel.
FM Radio Operation
- Press the Mode button to switch to FM Radio mode.
- Use the tuning controls to scan for and select radio stations.
Party Sync Mode
- To pair two compatible Onn. speakers for stereo sound, activate Party Sync Mode on both speakers according to their individual instructions.
- Once paired, audio will play synchronously through both speakers.
Operating Instructions
Volume Control
- Adjust the master volume using the main volume knob on the speaker's top panel.
LED Lighting Effects
- Press the Light button to cycle through the 6 multi-color LED lighting effects.
- Press and hold the Light button to turn the LED lights off or on.
USB Charging for External Devices
- Connect your mobile device or other USB-powered device to the USB charging port (5V, 2.1A) on the speaker.
- The speaker's internal battery will provide emergency power to charge your device.
Portability
- Extend the telescopic handle by pulling it upwards from the top of the speaker.
- Tilt the speaker and use the smooth-glide wheels to easily transport it.

Image: Rear view of the speaker, highlighting the telescopic handle and wheels for easy transport.

Image: The speaker positioned outdoors near a swimming pool, demonstrating its portability and IPX4 water resistance.
Maintenance
Cleaning
- Before cleaning, ensure the speaker is powered off and disconnected from all power sources.
- Wipe the exterior of the speaker with a soft, damp cloth. Do not use abrasive cleaners, waxes, or solvents.
- Avoid getting moisture into any ports or openings.
Storage
- Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- If storing for an extended period, charge the battery periodically (e.g., every 3-6 months) to maintain battery health.
Water Resistance (IPX4)
- The speaker is IPX4 water-resistant, meaning it is protected against splashing water from any direction.
- Do not submerge the speaker in water or expose it to pressurized water jets.
- Ensure all port covers are securely closed to maintain water resistance.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Connect the speaker to an AC power source using the included cable and allow it to charge. |
| No sound from speaker. | Volume is too low or muted. Incorrect input mode. | Increase the volume. Ensure the correct input mode (Bluetooth, AUX, FM) is selected. |
| Bluetooth device cannot pair. | Speaker not in pairing mode. Device too far. Interference. | Ensure speaker is in Bluetooth pairing mode. Move device closer to speaker. Turn off other Bluetooth devices. |
| LED lights are not working. | Lights are turned off. | Press the Light button to cycle through effects or turn them on. |
Specifications
| Product Dimensions | 29.49 x 30 x 57.1 cm (11.6 x 11.8 x 22.5 inches) |
| Weight | 9.07 Kilograms (20 lbs) |
| Brand | PoundMax |
| Model Name | Groove |
| Model Number | 100008736 |
| Max Speaker Output Power | 640 Watts |
| Connectivity Technology | Bluetooth |
| Audio Output Mode | Stereo |
| Mounting Type | Freestanding |
| Speaker Type | Portable |
| Special Feature | Bluetooth |
| Recommended Uses | Indoor and Outdoor |
| Compatible Devices | FM radio transmitter, game console, laptop, tablet, MP3 player, smartphone |
Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official PoundMax website. Keep your proof of purchase for any warranty claims.
If you encounter issues not covered in the troubleshooting section, please contact PoundMax customer service for assistance.