Introduction
Thank you for choosing the JVC HA-Z37W-A Wireless Bluetooth On-Ear Headphones. These headphones are designed to provide a high-quality audio experience with the convenience of wireless connectivity. Featuring a long-lasting battery, comfortable fit, and dynamic bass sound, they are perfect for everyday listening. This manual provides essential information for setting up, operating, and maintaining your new headphones.

Image: Front view of the JVC HA-Z37W-A Wireless Bluetooth On-Ear Headphones in black.
Key Features
- Extended Battery Life: Enjoy up to 35 hours of wireless listening on a single charge with stable Bluetooth 5.2 connectivity.
- Comfortable and Portable Design: Lightweight and flat-foldable design ensures comfort during extended use and easy portability.
- Multi-Point Function: Seamlessly connect and switch between two different devices simultaneously.
- Microphone Mute Function: Instantly mute your microphone during calls or web conferences.
- Three Sound Modes: Customize your audio experience with Bass, Clear, and Normal sound selections.
- Integrated Controls: Easy access to volume, playback, call management, and voice assistant.
What's in the Box
Upon unboxing your JVC HA-Z37W-A headphones, please ensure all the following items are present:
- JVC HA-Z37W-A Wireless Bluetooth On-Ear Headphones
- Charging Cable (USB-A to Micro-USB)
- Instruction Manual (this document)
Setup
1. Charging the Headphones
Before first use, fully charge the headphones. A full charge takes approximately 3 hours.
- Locate the Micro-USB charging port on the headphone earcup.
- Connect the supplied charging cable to the headphone's charging port.
- Connect the other end of the charging cable to a USB power source (e.g., computer USB port, USB wall adapter).
- The charging indicator light will illuminate during charging and turn off when fully charged.

Image: Illustration highlighting the 35-hour battery life and charging capability of the headphones.
2. Bluetooth Pairing
To connect your headphones to a Bluetooth-enabled device (smartphone, tablet, computer):
- Ensure the headphones are turned off.
- Press and hold the Power button on the headphones until the LED indicator flashes blue and red, indicating pairing mode.
- On your device, go to Bluetooth settings and enable Bluetooth.
- Search for available devices. "JVC HA-Z37W-A" should appear in the list.
- Select "JVC HA-Z37W-A" to connect. Once connected, the LED indicator will flash blue slowly.
3. Multi-Point Connection
The multi-point function allows you to connect the headphones to two devices simultaneously, such as a smartphone and a laptop. This enables seamless switching between audio sources.
- Pair the headphones with the first device following the Bluetooth Pairing steps above.
- Once connected to the first device, put the headphones back into pairing mode (refer to your device's manual if needed, usually by holding the power button again until the LED flashes blue/red).
- Pair the headphones with the second device.
- The headphones will now be connected to both devices. Audio will play from the device that is actively sending sound.

Image: Graphic illustrating the multi-point connection feature, showing the headphones connected to a laptop and a smartphone.
Operating Instructions
Controls Overview

Image: Detailed view of the control buttons on the headphone earcup, indicating functions like sound equalization, microphone mute, and voice assistant activation.
- Power Button: Press and hold to turn on/off. Press briefly to play/pause music or answer/end calls.
- Volume Up/Next Track Button: Press briefly to increase volume. Press and hold to skip to the next track.
- Volume Down/Previous Track Button: Press briefly to decrease volume. Press and hold to go to the previous track.
- Sound Mode Button (EQ): Press to cycle through Bass, Clear, and Normal sound modes.
- Microphone Mute Button: Press to mute/unmute the microphone during calls.
- Voice Assistant Button: Press to activate your device's voice assistant (e.g., Siri, Google Assistant).
Sound Modes
The HA-Z37W-A headphones offer three distinct sound modes to enhance your listening experience:
- Bass: Enhances low frequencies for a powerful and dynamic bass sound.
- Clear: Optimizes mid and high frequencies for crisp vocals and detailed instrumentals.
- Normal: Provides a balanced audio profile suitable for general listening.
To switch between modes, press the Sound Mode button located on the earcup.

Image: A person enjoying music with the headphones, illustrating the powerful deep bass feature and the availability of three sound modes.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your JVC HA-Z37W-A headphones.
- Cleaning: Use a soft, dry cloth to wipe the headphones. Do not use abrasive cleaners, solvents, or harsh chemicals. For ear cushions, gently wipe with a damp cloth and allow to air dry completely.
- Storage: When not in use, store the headphones in a cool, dry place away from direct sunlight and extreme temperatures. The flat-foldable design allows for compact storage.
- Battery Care: To preserve battery life, avoid fully discharging the battery frequently. Charge the headphones regularly, even if not used for extended periods.
- Water Resistance: These headphones are NOT water resistant. Avoid exposure to water, rain, sweat, or high humidity to prevent damage.
Troubleshooting
If you encounter issues with your headphones, refer to the following common solutions:
| Problem | Possible Cause / Solution |
|---|---|
| Headphones do not turn on. | Battery is depleted. Charge the headphones fully. |
| Cannot pair with device. |
|
| No sound or low volume. |
|
| Sound is distorted or intermittent. |
|
| Microphone not working. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | HA-Z37W-A-E |
| Brand | JVC |
| Connectivity Technology | Bluetooth, Wireless |
| Wireless Communication Technology | Bluetooth |
| Form Factor | On-Ear |
| Battery Life (Average Usage) | 35 Hours |
| Charging Time | 3 Hours |
| Item Weight | 157 Grams |
| Frequency Range | 20 - 20000 Hz |
| Impedance | 32 Ohm |
| Microphone Form Factor | Built-in |
| Water Resistance Level | Not water resistant |
| Product Dimensions | 15 x 8 x 18 cm |
| Included Components | Cable |
| Compatible Devices | Multiple: computers, mobile phones, tablets, car audio systems, smart speakers etc. |
Warranty and Support
JVC products are manufactured to high quality standards and are warranted against manufacturing defects. For specific warranty terms and conditions, please refer to the warranty card included with your purchase or visit the official JVC website. For technical support, product registration, or further assistance, please contact JVC customer service through their official channels.
You can find more information and support resources on the official JVC website: www.jvc.com







