Monster E52

Monster Open Ear AC317 Headphones User Manual

Model: E52

1. Introduction

Thank you for choosing Monster Open Ear AC317 Headphones. These wireless headphones are designed to provide a comfortable listening experience while keeping you aware of your surroundings. Featuring Bluetooth 5.4 connectivity, crystal clear calls with AI noise reduction, and long-lasting battery life, the AC317 is ideal for daily use, workouts, and travel.

Package Contents

Please verify that all items listed below are included in your package:

  • Monster Open Ear AC317 Headphones (1 pair)
  • Type-C Charging Cable (1)
  • Charging Case (1)
  • User Manual (1)
Contents of the Monster Open Ear AC317 Headphones package including earbuds, charging case, Type-C cable, and user manual.

Image: Contents of the Monster Open Ear AC317 Headphones package.

2. Setup

Initial Charging

Before first use, fully charge the charging case and earbuds. Connect the provided Type-C charging cable to the charging case and a power source. The charging case can be fully charged in approximately 1 hour. The earbuds provide up to 7 hours of playback on a single charge, and the charging case extends total listening time to up to 24 hours.

Monster Open Ear AC317 Headphones in their charging case, illustrating 1 hour charging time, 8 hours single charge playback, and 24 hours total playback with the case.

Image: Charging and battery life overview.

Bluetooth Pairing

Follow these steps to pair your Monster Open Ear AC317 Headphones with your device:

  1. Step 1: Pick up the earbuds from the charging case. They will automatically power on and enter pairing mode.
  2. Step 2: On your smartphone or Bluetooth-enabled device, go to the Bluetooth settings and search for "Monster Open Ear AC317" in the list of available devices.
  3. Step 3: Select "Monster Open Ear AC317" to connect. You will hear a system voice prompt stating "Connected" once pairing is successful.
Diagram showing the three steps to connect Monster Open Ear AC317 Headphones via Bluetooth to a smartphone.

Image: Bluetooth pairing instructions.

3. Operating Instructions

Wearing the Headphones

For optimal comfort and sound quality, ensure the headphones are worn correctly:

  1. Step 1: Take out the earbuds from the case.
  2. Step 2: From top to bottom, place the ear hook behind your ear.
  3. Step 3: Adjust the earbud by gently twisting it until it sits comfortably and securely in your ear, without entering the ear canal.
Diagram illustrating how to properly wear the Monster Open Ear AC317 Headphones, showing placement of the ear hook and adjustment.

Image: Instructions for wearing the headphones.

Touch Controls

The Monster Open Ear AC317 Headphones feature intuitive touch controls on each earbud:

FunctionAction (L/R Earbud)
Play/PauseClick × 2
Voice AssistantHold × 2s
Previous SongClick × 3 (Left Earbud)
Next SongClick × 3 (Right Earbud)
Answer CallClick × 2
Reject CallHold × 2s
Volume DownClick × 1 (Left Earbud)
Volume UpClick × 1 (Right Earbud)
Diagram illustrating the touch control functions for Monster Open Ear AC317 Headphones, including play/pause, voice assistant, track control, and call management.

Image: Touch control guide.

4. Maintenance

Proper maintenance ensures the longevity and optimal performance of your headphones.

Cleaning

  • Gently wipe the earbuds and charging case with a soft, dry, lint-free cloth.
  • Do not use abrasive cleaners, alcohol, or chemical solvents.
  • Keep charging contacts clean and free of debris.

Water Resistance

The Monster Open Ear AC317 Headphones are IPX6 water resistant, meaning they can withstand strong jets of water. This makes them suitable for workouts and light rain. However, they are not designed for submersion in water. Avoid exposing them to saltwater, chlorinated water, or other liquids.

Monster Open Ear AC317 Headphones with water splashes, indicating IPX6 water resistance for rain, humidity, and moisture proofing.

Image: IPX6 Water Resistance feature.

Storage

When not in use, store the headphones in their charging case to protect them from dust and damage.

5. Troubleshooting

If you encounter issues with your headphones, refer to the following common problems and solutions:

No Sound or Intermittent Connection

  • Ensure the headphones are fully charged.
  • Verify that Bluetooth is enabled on your device and the headphones are connected.
  • Move the headphones closer to your device to ensure they are within the 10-meter Bluetooth range.
  • Try unpairing and re-pairing the headphones with your device.
  • Restart both your device and the headphones.

Headphones Not Charging

  • Check if the charging cable is securely connected to both the case and the power source.
  • Ensure the charging contacts on the earbuds and inside the case are clean and free of debris.
  • Try using a different Type-C charging cable or power adapter.

Poor Call Quality

  • Ensure the microphone is not obstructed.
  • Move to a quieter environment, as AI noise reduction works best on consistent background noise.
  • Check your device's call volume settings.
Diagram illustrating AI Noise Reduction for crystal clear calls, showing sound waves before and after noise reduction.

Image: AI Noise Reduction for clear calls.

6. Specifications

FeatureDetail
Model NameE52 (AC317)
BrandMonster
Connectivity TechnologyWireless (Bluetooth)
Bluetooth Version5.4
Bluetooth Range10 Meters
Battery Life (Earbuds)Up to 7 hours (single charge)
Total Playtime (with Case)Up to 24 hours
Charging Time (Case)Approx. 1 hour
Control TypeTouch Control
Water Resistance LevelIPX6 (Water Resistant)
MaterialPlastic
Item Weight5.9 ounces
Ear PlacementOpen Ear
Internal view of Monster Open Ear AC317 earbud highlighting the Bluetooth 5.4 chip for stable connection, lower power consumption, lower latency, and longer transmission range.

Image: Upgraded Bluetooth 5.4 technology.

7. Warranty and Support

For warranty information and customer support, please refer to the warranty card included in your product packaging or visit the official Monster website. Keep your purchase receipt as proof of purchase for any warranty claims.

If you require further assistance, please contact Monster customer service through their official channels.

© 2025 Monster. All rights reserved.

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