RadioShack Model 3304276 Noise-Cancelling Wireless Bluetooth Over-Ear Headphones User Manual

1. Introduction

Thank you for choosing the RadioShack Model 3304276 Noise-Cancelling Wireless Bluetooth Over-Ear Headphones. These headphones are designed to provide a high-quality audio experience with the convenience of wireless connectivity and active noise cancellation. This manual provides essential information for the proper setup, operation, and maintenance of your new headphones.

Image: Front view of the RadioShack Noise-Cancelling Wireless Bluetooth Over-Ear Headphones.

2. Package Contents

Please verify that all items are present in your package:

• RadioShack Noise-Cancelling Wireless Bluetooth Over-Ear Headphones
• USB-A to Micro USB Charging Cable (50cm)
• Auxiliary Audio Cable (100cm)

3. Product Features

• Wireless Bluetooth V5.0 Connectivity: Ensures stable and efficient connection with compatible devices.
• Active Noise Cancellation (ANC): Reduces ambient noise for an immersive listening experience.
• Long Battery Life: Up to 9 hours of continuous playback on a single charge.
• Comfortable Design: Features soft ear cushions and an adjustable headband for extended wear.
• Foldable Structure: Allows for compact storage and portability.
• Wired Option: Includes an auxiliary audio cable for wired connection when wireless is not preferred or battery is low.

Image: Key features of the headphones, including battery life, Bluetooth version, noise cancellation, charging time, and wireless range.

4. Controls and Indicators

The controls are located on the right earcup for easy access:

Image: Side view of the headphones highlighting the control buttons.

• Power Button: Press and hold to power on/off.
• Volume Up (+): Short press to increase volume. Long press for next track.
• Volume Down (-): Short press to decrease volume. Long press for previous track.
• Multi-function Button (MFB): Play/Pause, Answer/End Call, Activate Voice Assistant.
• ANC Button: Toggles Active Noise Cancellation on/off.
• LED Indicator: Displays power status, pairing mode, and charging status.
• Micro USB Port: For charging the headphones.
• 3.5mm Audio Jack: For wired connection using the auxiliary cable.

5. Setup

5.1. Charging the Headphones

1. Connect the Micro USB end of the charging cable to the Micro USB port on the headphones.
2. Connect the USB-A end of the charging cable to a USB power source (e.g., computer, wall adapter).
3. The LED indicator will illuminate during charging and change color or turn off when fully charged.
4. A full charge takes approximately 2 hours.

5.2. Powering On/Off

• To Power On: Press and hold the Power Button until the LED indicator flashes.
• To Power Off: Press and hold the Power Button until the LED indicator turns off.

5.3. Bluetooth Pairing

1. Ensure the headphones are powered off.
2. Press and hold the Power Button for approximately 5-7 seconds until the LED indicator flashes rapidly (usually blue and red), indicating pairing mode.
3. On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
4. Select "RadioShack 3304276" (or similar name) from the list of found devices.
5. Once paired, the LED indicator will flash slowly or remain solid blue.

6. Operating Instructions

6.1. Music Playback

• Play/Pause: Press the MFB once.
• Next Track: Long press the Volume Up (+) button.
• Previous Track: Long press the Volume Down (-) button.
• Volume Adjustment: Short press the Volume Up (+) or Volume Down (-) buttons.

6.2. Call Management

• Answer/End Call: Press the MFB once.
• Reject Call: Press and hold the MFB for 2 seconds.

6.3. Active Noise Cancellation (ANC)

• Press the ANC Button to activate or deactivate the noise cancellation feature.
• The LED indicator may change to confirm ANC status.

Image: Headphones positioned to highlight the noise cancellation feature.

6.4. Wired Connection

To use the headphones with a wired connection:

1. Plug one end of the auxiliary audio cable into the 3.5mm audio jack on the headphones.
2. Plug the other end into the audio output of your device.
3. The headphones will function as passive headphones in wired mode, even if the battery is depleted.

7. Maintenance

• Cleaning: Use a soft, dry cloth to clean the headphones. Do not use abrasive cleaners or solvents.
• Storage: When not in use, store the headphones in a cool, dry place. The foldable design allows for compact storage.
• Battery Care: To prolong battery life, avoid fully discharging the headphones frequently. Charge them regularly, even if not in constant use.

Image: Headphones folded, demonstrating their compact storage capability.

8. Troubleshooting

• No Power: Ensure the headphones are fully charged. Connect to a power source using the Micro USB cable.
• Cannot Pair: Ensure Bluetooth is enabled on your device and the headphones are in pairing mode (rapidly flashing LED). Move the headphones closer to your device. Try restarting both the headphones and your device.
• No Sound: Check the volume levels on both the headphones and your connected device. Ensure the headphones are properly paired or the auxiliary cable is securely connected.
• Bluetooth Re-engages After Power Off: If the Bluetooth indicator briefly reactivates after powering off, it may be searching for a connection due to residual battery power. To ensure complete disconnection, power off the headphones and then disable Bluetooth on your connected device.
• Poor Sound Quality: Ensure there are no obstructions between the headphones and your device. Move away from sources of interference (e.g., Wi-Fi routers, other Bluetooth devices).

9. Specifications

10. Safety Information

• Do not use the headphones at high volume levels for extended periods to prevent hearing damage.
• Do not use the headphones while driving, cycling, or operating machinery where the inability to hear ambient sounds may pose a danger.
• Keep the headphones away from water, moisture, and extreme temperatures.
• Do not attempt to disassemble or modify the headphones. This may void the warranty and cause damage.
• Dispose of the battery according to local regulations. Do not dispose of in fire.

11. Warranty and Support

For warranty information and customer support, please refer to the documentation included with your product packaging or visit the official RadioShack website. Keep your proof of purchase for warranty claims.