JBL Live 780NC

JBL Live 780NC Wireless Over-Ear Noise Cancelling Headphones User Manual

Model: Live 780NC

Introduction

The JBL Live 780NC headphones deliver rich, captivating JBL Signature Sound with Hi-Res certified audio. Featuring six-mic Adaptive Noise Cancelling 2.0, these headphones are designed to minimize distractions and provide clear audio for music, podcasts, and calls. The refreshed over-ear design ensures comfort during extended use, complemented by a sturdy metal hinge and a modern aesthetic. Calls are clear thanks to an AI-trained algorithm. The JBL Headphones app allows for sound customization and control.

JBL Live 780NC Product Features: JBL Signature Sound, Perfect Calls, Next-gen Bluetooth, 80 hours playtime

Overview of JBL Live 780NC key features including JBL Signature Sound, Perfect Calls, Next-gen Bluetooth, and extended playtime.

Exploded view of JBL Live 780NC headphones showing internal components and highlighting JBL Signature Sound with Hi-Res Audio

An exploded view illustrating the internal components of the JBL Live 780NC, emphasizing its Hi-Res Audio capabilities.

What's in the Box

Your JBL Live 780NC package includes the following items:

  • 1 x JBL Live 780NC headphones
  • 1 x USB Type-C to analog 3.5mm cable
  • 1 x Protective Case
  • 1 x Warranty/Warning document
  • 1 x Quick Start Guide (QSG)
USB Type-C to 3.5mm audio cable

The included USB Type-C to 3.5mm analog audio cable for wired connections.

Black protective soft pouch for JBL Live 780NC headphones

The soft protective pouch provided for storing your JBL Live 780NC headphones.

Setup

Powering On/Off

To power on the headphones, slide the physical power switch to the 'On' position. To power off, slide the switch to the 'Off' position. This physical switch helps prevent accidental power-on or battery drain.

Charging

The JBL Live 780NC headphones are charged via a USB-C cable. A 5-minute speed charge provides approximately 4 hours of playtime. A full charge offers up to 80 hours of battery life with Active Noise Cancelling (ANC) off, or up to 50 hours with ANC on.

Image showing a USB-C charging cable with text 'Less Waste. More Play.' indicating the product does not include a charging cable to reduce e-waste.

The JBL Live 780NC uses a standard USB-C cable for charging. To reduce e-waste, a charging cable is not included.

Bluetooth Pairing

  1. Ensure the headphones are powered on.
  2. Activate Bluetooth on your device (smartphone, tablet, laptop).
  3. Select "JBL Live 780NC" from the list of available Bluetooth devices.
  4. Once connected, a confirmation sound will play.

Multi-point Connection

The headphones support multi-point connection, allowing you to pair with two Bluetooth devices simultaneously. This enables seamless switching between devices, for example, watching a video on a tablet and answering a call on your phone without re-pairing.

JBL Headphones App

Download the JBL Headphones app for advanced customization and features:

  • Sound Settings: Tailor your audio experience.
  • Spatial Sound: Immerse yourself in 3D audio.
  • Personi-Fi 3.0: Personalize your sound profile based on your hearing preferences.
  • Control Customization: Adjust touch and button control functions.
  • Call Settings: Optimize call quality.
  • Low Volume Dynamic EQ: Maintain powerful sound at lower volumes.
  • Personal Sound Amplification: Adjust left/right earcup balance and amplify conversation volume.

Operating Instructions

Adaptive Noise Cancelling 2.0

The headphones feature True Adaptive Noise Cancelling 2.0 with real-time calibration. Six microphones continuously analyze your surroundings and adjust noise cancellation to block distractions with precision. You can also use the JBL Headphones App to control the level of ambient sound you wish to hear.

Woman wearing JBL Live 780NC headphones in an outdoor setting, with text 'TRUE ADAPTIVE NOISE CANCELLING REAL-TIME CALIBRATION'

The True Adaptive Noise Cancelling feature provides real-time calibration to block out environmental noise.

Perfect Calls 2.0

Equipped with dual beamforming microphones and an AI-trained algorithm, the headphones ensure clear calls by filtering out background noise from traffic, wind, and other ambient sounds. Your voice will be transmitted with natural clarity.

Man wearing JBL Live 780NC headphones in a public transport setting, with text 'PERFECT CALLS ANYWHERE WITH 2-MIC TECHNOLOGY'

The 2-mic technology with AI-trained algorithm ensures clear calls in various environments.

Controls

The headphones feature touch and button controls on the earcups. These can be customized via the JBL Headphones app. Basic functions like play/pause and track skipping are typically managed through the touchpad.

Foldable Design

The headphones are designed to fold flat, making them easy to store and transport in the included soft pouch.

JBL Live 780NC headphones folded flat for storage

The headphones feature a foldable design for compact storage and portability.

Next-gen Bluetooth with LE Audio

Connect with lower power consumption and higher audio quality using Next-gen Bluetooth with LE Audio. This technology also supports Auracast™ for audio sharing directly from the JBL Headphones app.

Wired Connection

For wired listening, connect the included USB Type-C to analog 3.5mm cable to your audio source. This allows you to enjoy audio without Bluetooth, compatible with any 3.5mm or USB-C source.

Maintenance

To ensure the longevity and optimal performance of your JBL Live 780NC headphones, follow these maintenance guidelines:

  • Cleaning: Use a soft, dry cloth to clean the earcups and headband. Avoid using harsh chemicals or abrasive materials.
  • Storage: When not in use, store the headphones in the provided protective case to prevent dust accumulation and physical damage.
  • Moisture: While the headphones are sweatproof, avoid prolonged exposure to excessive moisture. Do not submerge them in water.
  • Temperature: Store and operate the headphones within recommended temperature ranges to prevent battery degradation and component damage.

Troubleshooting

Problem Possible Solution
Headphones do not power on. Ensure the battery is charged. Connect to a USB-C power source. Check the physical power switch is in the 'On' position.
Cannot pair via Bluetooth. Ensure headphones are in pairing mode. Turn off and on Bluetooth on your device. Move closer to the device. Forget the device in your Bluetooth settings and try pairing again.
Poor sound quality or no audio. Check volume levels on both headphones and connected device. Ensure Bluetooth connection is stable or wired connection is secure. Try restarting both devices.
Noise Cancelling is ineffective. Ensure ANC is activated. Adjust ANC levels via the JBL Headphones app. Ensure earcups form a good seal around your ears.
Call quality is poor. Ensure microphones are not obstructed. Check call settings in the JBL Headphones app. Move to a quieter environment.
Headphones are uncomfortable. Adjust the headband for a better fit. Take breaks during long listening sessions.

Specifications

Feature Detail
Brand JBL
Model Name JBL Live 780NC
Model Number JBLLIVE780NCBLKAM
Color Black
Ear Placement Over Ear
Form Factor Over Ear
Impedance 32 ohm
Item Weight 260 g
Noise Control Adaptive Noise Cancellation
Audio Driver Type Dynamic Driver
Audio Driver Size 40 millimeters
Connectivity Technology Wireless (Bluetooth)
Bluetooth Version 5
Headphone Jack 3.5 mm Jack
Control Method Touch, Voice
Controller Type Google Assistant, Siri, Touch
Additional Features Fast Charging, Foldable, Lightweight, Multipoint Pairing, Sweatproof

Warranty and Support

The JBL Live 780NC headphones come with a 1-year manufacturer's warranty. For warranty claims, technical support, or further assistance, please refer to the contact information provided in the Warranty/Warning document included in your package or visit the official JBL support website.

Additional support and customization options are available through the JBL Headphones App.

Product Video

Official product video for the JBL Live 780NC headphones, showcasing features and design.

© 2026 JBL. All rights reserved.

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