Monster Monster E89

Monster Open Ear AC336 Headphones User Manual

Brand: Monster | Model: Monster E89

Introduction

The Monster Open Ear AC336 Headphones are designed to provide a comfortable and high-quality audio experience. Featuring an open-ear design, these wireless earbuds deliver immersive stereo sound with advanced Bluetooth 6.0 connectivity, long playtime, and IPX6 water resistance, making them suitable for various activities including sports and daily use.

What's in the Box

  • Monster Open Ear AC336 Headphones X 1
  • User Manual
  • Type-C Charging Cable X 1
Contents of the Monster Open Ear AC336 Headphones box, including the headphones, charging case, USB-C cable, and user manual.

Image: The package contents, showing the Monster Open Ear AC336 Headphones, their charging case, a USB-C charging cable, and the user manual.

Product Features

Open-Ear Design & Comfort

The Monster Open Ear AC336 Headphones feature an innovative open-ear design that rests comfortably without entering the ear canal, ensuring all-day comfort. They are made with flexible memory-rebound material and an adaptable earhook design for a secure fit.

A person wearing the Monster Open Ear AC336 Headphones, highlighting the comfortable open-ear fit.

Image: A person wearing the Monster Open Ear AC336 headphones, demonstrating the comfortable and secure fit around the ear.

Diagram illustrating the weightless open-ear design of the Monster AC336 headphones.

Image: A visual representation emphasizing the weightless feel of the open-ear design, suggesting minimal pressure on the ear.

Pure Monster Sound

Equipped with a dedicated digital audio processor and powerful 13mm drivers, these earbuds deliver high-fidelity, immersive stereo sound. Qualcomm apt-X HD audio decoding ensures richer, more detailed audio reproduction.

Diagram showing the internal components of the Monster headphone driver, emphasizing deep bass and clear highs.

Image: An exploded view of the 13mm customized drivers, illustrating how they produce deep, distortion-free bass without compromising mids and highs.

Detailed view of the internal audio components of the Monster Open Ear AC336 headphones.

Image: A close-up of the internal audio technology, showcasing the precision engineering for sound delivery.

Upgraded Bluetooth 6.0

Experience fast and stable connections to all your Bluetooth-enabled devices with upgraded Bluetooth 6.0 technology. This version offers more stable connection, lower latency, lower power consumption, and longer transmission range compared to previous versions.

Graphic illustrating the benefits of Upgraded Bluetooth 6.0 technology, including faster connection and improved performance.

Image: A visual comparison highlighting the 120% improvement in connection stability, lower latency, and longer transmission range with Bluetooth 6.0.

Close-up of the Bluetooth 6.0 chip integrated into the headphones' circuitry.

Image: A detailed view of the Bluetooth 6.0 chip, representing the advanced connectivity technology.

Long Playtime

Enjoy up to 21 hours of total playtime with the charging case. A quick 10-minute charge provides 2 hours of use, and a single charge of the earbuds offers 7 hours of playback.

Graphic showing the 21-hour long playback time of the Monster headphones with their charging case.

Image: A visual breakdown of the 21-hour playback, indicating 1 hour from fast charge, 7 hours from a single charge, and 21 hours with the charging case.

Infographic detailing the 21 hours of total playtime, broken down into single charge and charging case contributions.

Image: A graphic illustrating the battery life distribution: 7 hours from a single earbud charge plus 14 hours from the charging case, totaling 21 hours.

IPX6 Water Resistance

The earbuds are rated IPX6 water resistant, providing protection against rain, humidity, and moisture. This makes them ideal for sports and outdoor activities.

Monster headphones with water droplets, indicating IPX6 water resistance.

Image: The Monster Open Ear AC336 headphones with water splashing on them, demonstrating their IPX6 water resistance for protection against rain, humidity, and moisture.

Visual representation of the headphones' water resistance, with water droplets on the surface.

Image: A dynamic shot of the headphones being splashed with water, reinforcing their water-resistant capabilities.

ENC Clear Call

Equipped with ENC (Environmental Noise Cancellation) technology, these headphones ensure clear calls by reducing background noise, allowing for crisp communication even in noisy environments.

Diagram showing how ENC Noise Cancellation works to provide clear calls.

Image: A graphic illustrating the ENC (Environmental Noise Cancellation) feature, showing how it isolates voice for clear calls in various environments.

Setup

Wearing the Earbuds

  1. Confirm to take the earbuds as shown in the figure, ensuring correct left/right orientation.
  2. From top to bottom, put the ear hook behind your ear.
  3. Adjust the earbud by twisting for comfort and a secure fit.
Step-by-step guide on how to properly wear the Monster Open Ear AC336 headphones.

Image: A three-step visual guide demonstrating how to correctly place the earbud and adjust the ear hook for optimal comfort and security.

Initial Pairing

1. Open the charging case. The earbuds will automatically enter pairing mode.
2. On your device (smartphone, tablet, etc.), go to Bluetooth settings.
3. Select "Monster Open Ear AC336" from the list of available devices.
4. Once connected, you will hear an audio prompt indicating successful pairing.

Operating Instructions

Touch Controls

The Monster Open Ear AC336 Headphones feature intuitive touch controls on each earbud. Refer to the following table for common functions:

Diagram of touch controls for Monster Open Ear AC336 headphones.

Image: A comprehensive guide to the touch controls on both the left and right earbuds, detailing functions like answering/rejecting calls, voice assistant, play/pause, and track/volume control.

ActionFunction (R/L Earbud)
Click x 2Answer Call / Play/Pause Music
Hold x 2sReject Call / Activate Voice Assistant
Click x 3 (Left Earbud)Previous Song
Click x 3 (Right Earbud)Next Song
Click x 1 (Left Earbud)Volume Down
Click x 1 (Right Earbud)Volume Up

Maintenance

To ensure the longevity and optimal performance of your Monster Open Ear AC336 Headphones, follow these maintenance guidelines:

  • Cleaning: Regularly wipe the earbuds and charging case with a soft, dry, lint-free cloth. Avoid using abrasive materials, alcohol, or chemical cleaners.
  • Storage: When not in use, store the earbuds in their charging case to protect them from dust and damage. Store in a cool, dry place away from extreme temperatures.
  • Charging: Use only the provided Type-C charging cable and a compatible power adapter. Do not overcharge the device.
  • Water Exposure: While IPX6 water resistant, avoid submerging the earbuds in water or exposing them to high-pressure water jets. Dry them thoroughly if they get wet.

Troubleshooting

If you encounter issues with your Monster Open Ear AC336 Headphones, refer to the following common solutions:

  • No Sound: Ensure the earbuds are charged and properly paired with your device. Check the volume level on both the earbuds and your device.
  • Cannot Pair: Make sure Bluetooth is enabled on your device and the earbuds are in pairing mode (indicated by flashing lights). If issues persist, try forgetting the device on your phone and re-pairing.
  • Intermittent Connection: Ensure there are no obstructions between the earbuds and your device. Keep the device within the Bluetooth range (up to 33 feet). Low battery can also affect connection stability.
  • Charging Issues: Verify the charging cable is securely connected to both the case and the power source. Clean the charging contacts on the earbuds and inside the case if necessary.
  • Earbuds Not Responding: Place both earbuds back into the charging case, close the lid, and then open it again to reset them.

Specifications

FeatureDetail
Model NameMonster Open Ear AC336
Connectivity TechnologyWireless (Bluetooth)
Bluetooth Version6.0
Bluetooth Range33 Feet
Ear PlacementOpen Ear
Control TypeTouch Control
Battery Life (Earbuds)7 Hours (Single Charge)
Battery Life (With Case)21 Hours
Charging Time (Case)2 Hours
Water Resistance LevelIPX6 Water Resistant
Audio Driver TypeDynamic Driver (13mm)
Frequency Range20 Hz - 20,000 Hz
MaterialPlastic
Item Weight0.15 Kilograms (5.3 ounces)
Product Dimensions1.02 x 0.6 x 0.3 inches
Compatible DevicesBluetooth-enabled devices (computers, smartphones, tablets, MP3 players, TVs, laptops)

Warranty & Support

Monster provides a standard warranty for its products. For detailed warranty information, technical support, or service inquiries, please refer to the warranty card included in your product packaging or visit the official Monster support website. Keep your proof of purchase for warranty claims.

© 2025 Monster. All rights reserved.

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