Panasonic RP-NJ310B Wireless Stereo Inside-earphones

Instruction Manual <Detailed Edition>

Welcome

Thank you for purchasing a Panasonic product. Please read this instruction manual carefully and use it correctly and safely.

Before use, please be sure to read the "Safety Precautions" (pages 5-8). Please confirm the "Date of Purchase" and "Retailer Name" on the warranty card and keep it together with this instruction manual.

Features of the Unit

Enjoy music fully with a stable fit that is easy to wear and hard to remove

Activate the voice assistant function equipped on the connected device

About expressions in this book:

Accessories

Please check the accessories.

Introduction to Separately Sold Products

AC Adapter (DMW-AC9)

Notice: This is the model number as of October 2018.

Some accessories and separately sold products can be purchased at retailers. Some items can also be purchased on the Panasonic direct sales site "Panasonic Store". For details, please visit the "Panasonic Store" site: http://jp.store.panasonic.com/

Panasonic Group Shopping Site: Panasonic Store

Preparation

Names of Each Part

A: Left Earphone

B: Right Earphone

C: Remote Control

*1 Referred to as "LED" hereafter.

*2 Example of lighting and flashing.

Indicator (Color) Status
Lighting (Red) Charging
Alternating blue and red flashing Bluetooth® pairing (registration) standby
Slow blue flashing*3 Bluetooth® connection standby
Flashing blue every 2 seconds*3 Bluetooth® pairing (registration) complete / During call
Flashing blue*3 During incoming call

*3 When flashing red, the battery level is low. (➡️ 15, "Battery Level Notification")

Charging

When you first purchase, please charge the unit.

  1. Open the charging terminal cover: If there is moisture near the charging terminal cover, wipe it off before opening.
  2. Connect the unit to a computer or AC adapter (sold separately: DMW-AC9) using the USB charging cable:
    • During charging, the LED (red) lights up and turns off when charging is complete.
    • It takes approximately 2 hours to fully charge from a depleted battery.

    Note: Ensure the terminal orientation is correct and insert/remove the plug straight. (Inserting at an angle or in reverse may deform the terminal and cause malfunction.)

  3. Close the charging terminal cover securely

Please Note:

Notice:

Please also read the "Safety Precautions" in the instruction manual for separately sold products.

Power On/Off

To turn on: While the power is off, press and hold the [①] button for approximately 3 seconds until the LED flashes blue.

To turn off: Press and hold the [①] button for approximately 3 seconds. Voice guidance will play, and the power will turn off.

Notice:

How to Wear

The left earphone has a groove (L-groove) for identification.

The ear pieces attached at purchase are M size. If the size does not fit, please use the included S size or L size ear pieces.

Connecting to Bluetooth® Devices

Preparation:

Pairing (Registering) the Unit with a Bluetooth® Device

  1. With the power off, press and hold the [①] button until the LED flashes.
  2. For first-time device registration: Approximately 3 seconds.
  3. For registering a second or subsequent device: Approximately 5 seconds.
  4. The unit will start searching for the Bluetooth® device, and the LED will flash blue and red alternately.
  5. Turn on the Bluetooth® device and enable its Bluetooth® function.
  6. From the Bluetooth® device's Bluetooth® menu, select the device name "RP-NJ310B J".
    • Before "RP-NJ310B J" appears, the MAC address (alphanumeric characters that vary by device) may be displayed.
    • If prompted for a passcode, enter "0000" (four zeros) for this unit.
  7. Confirm the connection with the Bluetooth® device.

Until the devices are connected, the LED will flash blue and red alternately. When the LED flashes blue every 2 seconds, pairing (registration) is complete. (Connection status)

Notice:

Connecting to Registered Bluetooth® Devices

  1. Turn on the unit. Press and hold the [①] button until the LED flashes blue (approx. 3 seconds). A beep sound will be heard, and the LED will flash blue slowly.
  2. Follow steps 2 and 3 of "Pairing (Registering) the Unit with a Bluetooth® Device". The LED will flash blue every 2 seconds when pairing (registration) is complete. (Connection status)

Notice:

Usage

Listening to Music

If your Bluetooth® compatible device supports the "A2DP" and "AVRCP" Bluetooth® profiles, you can control music playback from this unit.

  1. Connect the Bluetooth® device and this unit (➡️ 12, "Connecting to Bluetooth® Devices").
  2. On the Bluetooth® device, select and play the music or video you want to listen to. The audio of the played music or video will be output from the unit's earphones.

Playback Time: Approximately 6 hours (may be shorter depending on usage conditions).

Please Note:

Remote Control Operation

You can operate your Bluetooth® device as a remote control by pressing the buttons on this unit.

Note: Depending on the Bluetooth® device or application, some functions may not operate, or may operate differently from the descriptions below.

(Example Operations)

Action Operation
Play/Pause Press [①]
Volume Up Press [+]
Volume Down Press [-]
Skip Track Press and hold [+] for approx. 2 seconds
Rewind Press and hold [-] for approx. 2 seconds

Notice:

Making Calls

You can make calls using this unit if your Bluetooth® compatible phone (mobile phone, smartphone, etc.) supports the "HSP" or "HFP" Bluetooth® profile.

  1. Connect the Bluetooth® compatible phone and this unit (➡️ 12, "Connecting to Bluetooth® Devices").
  2. On this unit, press [①] to receive an incoming call. When a call comes in, you will hear a ringtone from the earphones, and the LED will flash. (For HFP only) To reject a call, press [①] twice quickly.
  3. During a call: The unit's LED will flash blue twice repeatedly. You can adjust the volume during a call. For setting methods, refer to (➡️ 13, "Remote Control Operation").
  4. Press the unit's [①] button to end the call. A beep sound will be heard.

Notice:

Convenient Functions

Activating Voice Assistant Function

You can activate Siri or other voice assistant functions using the buttons on this unit.

  1. Connect the Bluetooth® device and this unit (➡️ 12, "Connecting to Bluetooth® Devices").
  2. Press the unit's [①] button twice quickly. The voice assistant function of the Bluetooth® device will be activated.

Notice:

Voice Guidance

This unit provides voice prompts for power on/off, Bluetooth® device connection, and setting changes.

To switch the voice guidance language: Press and hold [①] and [-] for 5 seconds or more.

Battery Level Notification

When the power is turned off, voice guidance will announce the battery level (including when auto power off is active). When the battery level becomes low during use, the LED will change from flashing blue to red, and a beep will sound once every minute. When the battery is depleted, voice guidance will play, and the power will turn off automatically.

Auto Power Off

If the unit is not connected to a Bluetooth® device, it will automatically turn off approximately 5 minutes after you stop operating it, with voice guidance.

Reset

If the unit becomes unresponsive, you can reset it by pressing and holding the [①] button for 10 seconds or more. All previous operations will be reset. (Registered device information will not be deleted.)

Reference

Returning to Factory Default Settings

This function clears all registered device information and returns the unit to its factory default state (as it was when purchased). Please charge the unit before returning it to factory default settings.

  1. With the power off, press and hold the [①] button for 5 seconds or more until the LED flashes blue and red alternately.
  2. While the LED is flashing blue and red alternately, press and hold the [+] and [-] buttons simultaneously for 5 seconds or more. The LED (blue) will flash rapidly, and the power will turn off when the unit returns to its factory default state.

Notice:

Handling Precautions

About Usage and Storage

About Handling

About Volume

About Bluetooth®

Frequency Band

This unit uses the 2.4 GHz band. Other wireless devices may also use this frequency band. To prevent radio wave interference with other wireless devices, please observe the following precautions.

Frequency Display Explanation:

* The 2.402 GHz to 2.480 GHz band is used, meaning it can avoid interference with mobile identification devices.

Notes on Bluetooth® Device Usage

The frequency band used by this device is also used by industrial, scientific, and medical equipment, factory production lines, and licensed or unlicensed low-power radio stations, as well as amateur radio stations. Before using this device, please confirm that no such radio stations are operating nearby.

  1. Before using this device, confirm that no licensed low-power radio stations or unlicensed low-power radio stations are operating nearby.
  2. If harmful radio wave interference occurs with licensed low-power radio stations, promptly change the location of use, stop using the radio wave, and contact us for consultation regarding countermeasures (e.g., installing partitions).
  3. If you experience any other issues, such as harmful radio wave interference with licensed low-power radio stations or amateur radio stations, please contact us at the following:

Contact: Panasonic Corporation, DIGA (Dee-ga) / Audio Customer Support (Refer to the back of the instruction manual)

Device Certification

This unit is certified to meet technical standards under the Radio Law, so no radio station license is required. However, performing the following actions may be punishable by law:

Usage Restrictions

Usable Range

Use within a range of approximately 10m with a clear line of sight. The usable range may be reduced by obstacles, interference from nearby devices, or the presence of people. Building structures may also affect the range. This range is not guaranteed.

Interference from Other Devices

Do not use this unit in locations prone to strong magnetic fields, static electricity, or radio wave interference. Communication may be interrupted or speed may decrease when used near the following devices:

Communication may not function normally if radio waves from broadcast stations are too strong nearby.

Usage Restrictions

This unit is designed for general use and is not intended for high-safety applications*. Do not use for high-safety purposes.

* High-safety applications refer to control systems where extremely high safety is required, and which could pose a severe risk to life or limb. Examples include: Nuclear reactor control in nuclear facilities / Automatic flight control for aircraft / Operation control for mass transit systems / Life support medical equipment / Missile launch control systems for weapons systems, etc.

Troubleshooting

Before requesting repair, please check the symptoms in this table. If the problem persists or if you experience other symptoms not listed here, please consult your retailer.

Symptom Cause and Solution
No sound
  • Check if the unit is connected to the Bluetooth® device. (➡️ 12)
  • Check if music is playing on the Bluetooth® device.
  • Check if the unit's power is on and the volume is not too low.
Low volume
  • Re-pair/reconnect the unit and Bluetooth® device. (➡️ 12)
  • Check if the Bluetooth® device supports the "A2DP" profile. Refer to "Listening to Music" (➡️ 13) for profile details. Consult the Bluetooth® device's instruction manual.
Sound cutting out
  • Increase the unit's volume. (➡️ 13)
  • If the Bluetooth® device's volume needs adjustment, increase it.
  • Are you covering the unit or Bluetooth® device with your hand? This can block the signal and cause sound to cut out.
  • Have you exceeded the Bluetooth® communication range (approx. 10m)? Move the unit and Bluetooth® device closer.
  • Are there obstacles between the unit and Bluetooth® device? Remove obstacles.
  • Turn off any unused wireless LAN devices.
Noise / Poor sound quality
  • This unit can register up to 8 Bluetooth® devices. If the maximum number is exceeded, older devices will be overwritten.
  • Clear the unit's registration information from the Bluetooth® device's menu and re-register. (➡️ 12)
Cannot connect to Bluetooth® device
  • Check if the unit and Bluetooth® compatible phone are powered on.
  • Check if the unit and Bluetooth® compatible phone are connected. (➡️ 12)
  • Check the Bluetooth® compatible phone's audio settings. If it's not set to use this unit for calls, change the setting. (➡️ 12)
  • If the caller's voice is low, increase the volume not only on this unit but also on the Bluetooth® compatible phone.
Cannot hear caller's voice
  • Check if the Bluetooth® device supports the "HSP" or "HFP" profile. Refer to "Listening to Music" (➡️ 13) or "Making Calls" (➡️ 14) for profile details. Also, consult the Bluetooth® compatible phone's instruction manual.
Cannot make calls
  • Press and hold [①] for 10 seconds to reset the unit. (➡️ 15)
Cannot operate unit
  • Is the USB charging cable securely connected to the computer's USB port? (➡️ 10)
  • Charge at room temperature between 10°C and 35°C.
  • Ensure the computer is powered on. Charging may not occur if the computer is in standby or sleep mode.
  • Is the USB port functioning correctly? If your computer has other USB ports, try using them.
  • If charging still does not occur after the above steps, unplug and re-insert the USB charging cable.
  • It takes approximately 2 hours to fully charge from a depleted battery.
  • If charging time and operating time have become shorter, the built-in battery may be worn out. (Built-in battery charge cycles: approx. 300)
  • The LED (red) lights up during charging and turns off when charging is complete.
Cannot charge / LED not lighting/flashing during charging
  • Are you trying to turn on the power while charging? Power cannot be turned on during charging. (➡️ 10)
  • If the LED is flashing red, the battery level is low. Please charge the unit.
Charging takes long
  • Is Auto Power Off active? (➡️ 15)
Voice guidance language changed
  • The voice guidance language can be switched. (➡️ 15)

Care

Battery Performance Maintenance:

Copyrights, etc.

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc., and Panasonic Corporation uses these marks under license. Other trademarks and registered trademarks are the property of their respective owners.

Siri is a trademark of Apple Inc., registered in the U.S. and other countries.

Other names of companies, products, and services mentioned in this text are trademarks or registered trademarks of their respective owners.

Note: The TM and ® symbols are not always indicated in this text.

Specifications

Category Details
General
Power DC 5 V, 140 mA (Built-in battery: 3.7 V Lithium-polymer 110 mAh)
Playback Time*1 Approx. 6 hours
Charging Time*2 (at 25 °C) Approx. 2 hours
Recommended Charging Temperature Range 10°C ~ 35 °C
Operating Temperature Range 0°C ~ 40 °C
Operating Humidity Range 35%RH ~ 80%RH (Non-condensing)
Driver Unit Diameter 9 mm
Weight Approx. 14 g
Bluetooth® Section
Bluetooth® Version Ver. 4.2
Transmit Power Class 2 (2.5 mW)
Communication Method 2.4 GHz band FH-SS
Supported Profiles A2DP, AVRCP, HSP, HFP
Supported Codec SBC
Communication Distance Max. 10 m
Terminal Section
Charging Terminal DC 5 V, 140 mA
Microphone Section
Type Monaural
Accessories
USB Charging Cable Approx. 0.1 m

*1 Playback time may be shorter depending on usage conditions.

*2 This is the time required for a full charge from a depleted battery.

Note: These specifications are subject to change for performance improvement.

Disposal Instructions

The built-in battery is a valuable resource for recycling. When disposing of this product, please remove the battery and recycle it. Please refer to "How to Remove the Battery" (➡️ 24) for instructions.

Please take the removed battery to a recycling cooperative store promptly.

⚠️ Danger

For the dedicated battery of this unit, do not use it for any other purpose.

  • Do not charge the removed battery.
  • Do not put it into fire or heat it.
  • Do not puncture with nails, subject to impact, disassemble, or modify.
  • Do not short circuit cut cords or touch them with metal.
  • Do not leave it in hot places such as near fire or in direct sunlight.
  • Do not carry or store it with necklaces, hairpins, etc.
  • Do not immerse it in water.

May cause overheating, fire, or rupture.

⚠️ Warning

Disassemble only after the battery is depleted.

Disassembly during battery removal may cause overheating, fire, or rupture.

⚠️ Warning

Keep removed batteries and parts out of the reach of children.

Accidental ingestion may cause adverse health effects.

  • If swallowed, consult a doctor immediately.

⚠️ Warning

Do not touch leaked battery fluid with bare hands.

If the fluid gets into your eyes, it may cause blindness. Rinse immediately with clean water and consult a doctor. Do not rub your eyes.

If the fluid gets on your body or clothes, it may cause skin inflammation or injury. Rinse thoroughly with clean water and consult a doctor.

How to Remove the Battery

Do not disassemble the product except for disposal. This illustration is for disposal purposes only and is not a guide for repair. Once disassembled, it cannot be repaired.

1. Insert a flat-head screwdriver into the groove of the battery case.

2. Use the screwdriver to lift the upper cover.

3. Lift and remove the battery.

4. Pull the battery and cut the two cords one by one with scissors to remove the battery from the battery case.

Please Note:

Do not discard used batteries. Please take them to a rechargeable battery recycling cooperative store.

Recycling Cooperative Store for Used Rechargeable Batteries:

Please visit the website of the JBRC (Japan Responsible Care Association) for details: http://www.jbrc.com

Contains: Rechargeable Lithium-ion Battery

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RP-NJ310B S JA TQBM0446-1

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