EIFER B12 Bluetooth Speaker User Manual

Table of Contents

1. Package Contents
2. Product Overview
3. Getting Started
4. Bluetooth Connection
5. AUX Input Playback
6. TF Card and U-Disk Playback
7. FM Radio
8. Remote Control
9. Troubleshooting
10. Frequently Asked Questions

1. Package Contents

• EIFER B12 Bluetooth Speaker
• Remote Control
• 3.5mm AUX Cable
• User Manual

2. Product Overview

The EIFER B12 Bluetooth Speaker is a portable, multi-functional audio device that supports Bluetooth connection, FM radio, TF card and U-Disk music playback, AUX input playback, and intelligent remote control. It is designed with a 10W big power speaker configuration and a unique loudspeaker cavity structure for premium acoustic sound.

3. Getting Started

1. Charge the Bluetooth speaker using the provided USB cable. A full charge takes approximately 3-4 hours.
2. Press and hold the power button to turn on the speaker. The LED indicator will light up and the speaker will emit a startup sound.
3. Adjust the volume using the volume buttons on the speaker or the remote control.

4. Bluetooth Connection

1. Ensure your Bluetooth-enabled device is within 33 feet of the speaker.
2. On your device, go to the Bluetooth settings and search for available devices.
3. Select "HKJTL" from the list of devices to connect.
4. Once connected, play music or audio from your device, and it will be played through the speaker.

5. AUX Input Playback

1. Connect one end of the 3.5mm AUX cable to the speaker's AUX input.
2. Connect the other end of the cable to the auxiliary connection device (e.g., smartphone, computer, MP3, MP4, TV).
3. Play music or audio from the connected device, and it will be played through the speaker.

6. TF Card and U-Disk Playback

1. Insert a TF card or U-Disk containing music files into the corresponding slot on the speaker.
2. Press the "M" button on the speaker or remote control to switch to TF card or U-Disk mode.
3. Use the remote control or the speaker's buttons to play, pause, and skip tracks.

7. FM Radio

1. Press the "M" button on the speaker or remote control to switch to FM radio mode.
2. Use the remote control or the speaker's buttons to search for available radio stations and adjust the volume.

8. Remote Control

The remote control allows you to control various functions of the speaker, such as power on/off, volume adjustment, play/pause, skip tracks, and switch between modes (Bluetooth, AUX, TF card, U-Disk, and FM radio).

9. Troubleshooting

• No sound: Ensure the speaker is turned on and the volume is adjusted to a suitable level. Check if the connected device is playing audio.
• Bluetooth connection issues: Ensure your device is within 33 feet of the speaker and that it is not connected to another Bluetooth device. Restart the speaker and your device, then try connecting again.
• FM radio not working: Check if the speaker is in FM radio mode. Adjust the position of the speaker to improve signal reception.
• Remote control not working: Check if the remote control's battery is properly installed or needs replacement. Ensure there are no obstacles between the remote control and the speaker.

10. Frequently Asked Questions

How long does the battery last on a full charge?

The battery life depends on the volume level and usage. On average, it lasts for 4-6 hours at 50% volume.

Can I connect two EIFER B12 speakers together for stereo sound?

No, the EIFER B12 does not support TWS (True Wireless Stereo) pairing with another speaker.

Can I use the speaker as a phone stand?

Yes, the top of the speaker has a stand holder that can support the standing of mobile phones and tablets.

Can I answer phone calls using the speaker?

No, the EIFER B12 does not have a built-in microphone for answering phone calls.

What audio formats are supported for TF card and U-Disk playback?

The speaker supports MP3, WMA, WAV, and other common audio formats.

Q: How is the bass on the EIFER Bluetooth Speakers 10W Portable Bluetooth Speakers?
A: Considering the size and price, the bass is at least a 6/10, probably better. If you want thumping bass, you'd need to spend much more on a high-quality subwoofer than the $40 this speaker costs. It has excellent bass for a $40 unit.

Q: Is this speaker loud enough for an outdoor dance fitness class?
A: Yes, it is not for a big crowd but can handle 15-20 people easily.

Q: Does the speaker have separate tone controls?
A: Yes, it has separate buttons to adjust the volume of sound and can be controlled by a remote control.

Q: How can I know if the battery is fully charged?
A: When the battery is fully charged, the light will turn blue. While charging, it will be red.

Q: What size microphone is compatible with the speaker?
A: A microphone with a small 3.5mm plug is compatible. If you have a microphone with a 6.35mm plug, you just need to buy a copper adapter to use it.

Q: How many watts does the speaker have?
A: The main loudspeaker is 5 watts, and the side two loudspeakers are 3 watts.

Q: Can I contact the seller directly?
A: You can try contacting Amazon customer service for assistance.

Q: Can the remote be used to skip YouTube ads?
A: No, it only remotely controls the Bluetooth speaker and cannot remote control other devices.