1. Product Overview
The Dolphin SPF-1212R is a powerful and portable rechargeable party speaker designed to deliver loud sound and deep bass. It features dual 12-inch woofers and three 1-inch tweeters, ensuring a rich audio experience. Equipped with LED party lights, convenient handles, and wheels, this speaker is built for portability and to enhance any gathering.

Figure 1: Front view of the Dolphin SPF-1212R speaker with included microphones.
2. What's in the Box
Please check the package contents to ensure all items are present:
- Dolphin SPF-1212R Party Speaker
- AC Adaptor
- Microphone (quantity may vary, typically one or two)
- User Manual (this document)
3. Setup
- Unpacking: Carefully remove the speaker and all accessories from the packaging.
- Initial Charging: Before first use, fully charge the speaker's built-in 12000mAh 12V battery using the provided AC adaptor. The charging indicator will show the status.
- Placement: Place the speaker on a stable, flat surface. Utilize the integrated handles and wheels for easy transport.

Figure 2: Rear view highlighting the speaker's portability features like wheels and handle.
4. Operating Instructions
The Dolphin SPF-1212R offers multiple connectivity options and controls for a versatile audio experience.
4.1 Control Panel Overview

Figure 3: Detailed view of the speaker's control panel and input/output ports.
Familiarize yourself with the control panel located on the top of the speaker. It includes inputs for DC15V power, USB, TF card, AUX, and two 1/4" microphone jacks (MIC 1, MIC 2). Control knobs are available for Treble, Bass, Echo, and Master Volume (M.VOL). Buttons for LED Mode, Rec. Play, Repeat, M.PRI (Microphone Priority), and Mode selection are also present.
4.2 Power On/Off
Locate the POWER switch on the control panel and slide it to the 'ON' position to power on the speaker. Slide to 'OFF' to power down.
4.3 Bluetooth Connectivity
- Power on the speaker. The display will show "BLUE" indicating Bluetooth mode.
- Enable Bluetooth on your smart device (phone, tablet, etc.).
- Search for "Dolphin SPF-1212R" in your device's Bluetooth settings and select it to pair.
- Once paired, you will hear a confirmation sound, and you can begin streaming audio wirelessly.
4.4 USB, TF, and AUX Playback
- USB/TF: Insert a USB drive or TF (Micro SD) card into the respective port. The speaker will automatically switch to USB/TF mode and begin playing compatible audio files.
- AUX: Connect an external audio device using a 3.5mm AUX cable to the AUX input. Press the 'MODE' button to switch to AUX mode.
4.5 FM Radio
Press the 'MODE' button repeatedly until "FM" appears on the display. Use the track skip buttons (|< and >|) to scan for available radio stations.
4.6 Microphone Usage & Karaoke Controls
- Connect a 1/4" microphone to either MIC 1 or MIC 2 input.
- Adjust the microphone volume using the 'M.VOL' knob.
- Apply echo effects using the 'ECHO' knob.
- The 'M.PRI' (Microphone Priority) button can be used to lower the music volume automatically when the microphone is in use.
4.7 LED Party Lights
The speaker features sound-activated LED lights with 7 different modes. Press the 'LED MODE' button to cycle through the available light patterns and effects.
4.8 WaveSync™ Technology (Pairing Two Speakers)
To double your sound output, you can wirelessly pair two Dolphin SPF-1212R speakers using WaveSync™ technology. Refer to the specific instructions in your full manual for detailed pairing steps.

Figure 4: Illustration of two speakers paired for enhanced stereo sound.
5. Key Features
- Powerful Audio Output: Equipped with dual 12-inch woofers and three 1-inch tweeters for robust sound and deep bass.
- Versatile Connectivity: Supports Bluetooth, USB, TF card, FM radio, and AUX input.
- Dynamic LED Lights: Sound-activated LED party lights with 7 different modes to create an engaging atmosphere.
- Karaoke Ready: Features two 1/4" microphone jacks with independent volume and echo controls.
- Portability: Designed with integrated handles and smooth-rolling wheels for easy transport.
- Long-Lasting Battery: Built-in 12000mAh 12V rechargeable battery provides extended play time.

Figure 5: The speaker's long-lasting rechargeable battery provides up to 9 hours of play time.
6. Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the speaker. Do not use abrasive cleaners or solvents.
- Storage: Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, fully charge the speaker before storing it for extended periods. Avoid completely draining the battery frequently.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is low or depleted. Power switch is off. | Charge the speaker using the AC adaptor. Ensure the power switch is in the 'ON' position. |
| No sound output. | Volume is too low. Incorrect input mode selected. Device not properly connected. | Increase the Master Volume (M.VOL). Press the 'MODE' button to select the correct input (Bluetooth, USB, AUX). Ensure cables are securely connected. |
| Bluetooth pairing fails. | Speaker is not in Bluetooth mode. Device is too far. Interference. | Ensure speaker is in Bluetooth mode ("BLUE" on display). Move device closer to speaker. Turn off other Bluetooth devices to reduce interference. |
| Microphone not working. | Microphone not connected. Microphone volume too low. | Ensure microphone is securely plugged into MIC 1 or MIC 2. Adjust the 'M.VOL' knob. |
8. Specifications

Figure 6: Product dimensions and weight of the Dolphin SPF-1212R speaker.
| Feature | Detail |
|---|---|
| Model Number | SPF-1212R |
| Power Source | Battery Powered |
| Output Wattage | 5100 Watts |
| Item Weight | 41 Pounds |
| Package Dimensions | 42 x 16.5 x 15.7 inches |
| Connectivity Technology | Bluetooth, AUX |
| Audio Input | Microphone, Auxiliary |
| Battery | 1 x 12V (included) |
| Color | Black |
| Manufacturer | General Sound Co |
| UPC | 810059431263 |
9. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or contact Dolphin customer support directly. Keep your purchase receipt as proof of purchase for warranty claims.





