Introduction
Thank you for choosing the Monster Airstar AH100 ANC Bluetooth 6.0 Over-Ear Headphones. These headphones are designed to provide a superior audio experience with advanced Active Noise Cancellation (-45dB), Bluetooth 6.0 connectivity, and comfortable wear. This manual will guide you through the setup, operation, and maintenance of your new headphones to ensure optimal performance and longevity.
Video: Experience the Monster Airstar AH100 ANC Headphones in action, highlighting their noise cancellation and comfort.
Safety Information
Precautions
- Regular cleaning ensures a long lifespan. If not used for a long time, it is recommended to charge once every 15 days to extend battery life.
- Regularly wipe the charging part of the headphone's tail plug with a cotton swab and alcohol to ensure smooth charging and avoid poor contact.
- The battery (battery pack or battery combination) shall not be exposed to lighting, baking, or similar overheating environments.
- Due to the wireless connection, temporary or slight sound stuttering may occur during music playback due to environmental factors, phone brand, and usage behavior. This is considered normal.
Warnings
- Do not use headphones at high volume for an extended period of time to avoid hearing damage.
- Keep the headphones away from dust and water. Do not rinse or immerse the product in water.
- Do not disassemble the headphones and accessories yourself, as this will void the warranty.
- Keep headphones away from any strong impact or vibration to prevent damage.
- Do not use any chemical solvents or cleaning agents on the headphones.
Package Contents
Please check that all items are present:
- Monster Airstar AH100 Headphone (x1)
- User Manual and Warranty Card (x1)
- Type-C Charging Cable (x1)
- Detachable Audio Cable (x1)
Product Overview
Familiarize yourself with the various parts and controls of your Monster Airstar AH100 headphones.

Image: Easy Control layout with rotating knob and function key.
Parts Name
- Volume up/down buttons
- Multi-function button (MFB)
- Phone button
- Power on/off button
- ANC button
- Charging Type-C jack
- AUX jack
Setup
1. Charging
Before first use, fully charge your headphones. Connect the supplied Type-C charging cable to the charging Type-C jack (6) on the headphones and to a power source. The red indicator light will be on during charging and will turn off when charging is complete.
2. Power On/Off
- Power On: While the headset is off, press and hold the Power On/Off button (4) for 3 seconds. You will hear a "power_on" voice prompt, and the ice blue light will be on for 1 second before turning off.
- Power Off: While the headset is on, press and hold the Power On/Off button (4) for 5 seconds. You will hear a "power_off" voice prompt, and the red light will be on for 1 second before turning off.
3. Pairing
The headphones will automatically enter pairing mode when first turned on. For subsequent pairing:
- Turn on your smart device's Bluetooth.
- Press and hold the Power On/Off button (4) on the headphones to turn them on. The ice blue and red lights will flicker alternately, indicating pairing mode.
- On your smart device, search for "Monster Airstar AH100" in the Bluetooth device list.
- Tap to connect. Once successfully paired, you will hear a "connected" voice prompt, and the ice blue light will blink slowly.
The product has a Bluetooth memory function, so it will automatically reconnect to the last paired device when turned on again.
Operating Instructions
1. Volume Control (Rotating Knob)
- Increase Volume: Rotate the knob clockwise. A prompt tone will sound at maximum volume.
- Decrease Volume: Rotate the knob counterclockwise. A prompt tone will sound at minimum volume.
2. Call Functions (Phone Button)
- Answer/End a Call: Short press the Phone button (3).
- Reject an Incoming Call: Long press the Phone button (3) for approximately 2 seconds.
- Last Call Redial: Double-tap the Phone button (3) to redial the last dialed number.
3. Music Playback (MFB / Rotating Knob)
- Play/Pause: Short press the MFB (Multi-function button) (2) or short press the rotating knob.
- Previous Song: Long press the volume "-" button (part of the rotating knob) for 2 seconds.
- Next Song: Long press the volume "+" button (part of the rotating knob) for 2 seconds.
4. Voice Control Function
- Wake up Siri (or other voice assistant): Triple-tap the MFB (2).
5. ANC and Transparency Modes (ANC Button)
- Activate Transparency Mode: Short press the ANC button (5). The indicator light will emit a green light.
- Activate ANC Mode: While in Transparency Mode, short press the ANC button (5) again. The green light will remain on.
- Exit Noise Cancelling Mode: Press the ANC button (5) a third time. The green light will turn off.
6. AUX Wire Mode
When the battery is low or if you prefer a wired connection, you can switch to AUX wire mode using the 3.5mm AUX cable. Connect one end to the AUX jack (7) on the headphones and the other end to your audio source. This allows for continued listening without power.

Image: AUX Wire Mode connection points.
7. Dual-Interface Wired Mode
The headphones feature dual interfaces for wired connections: Aux-in and USB-Audio. This allows seamless compatibility with various devices for delicate and pure Hi-Res sound quality.

Image: Dual-Interface Wired Mode ports.
LED Indicator Guide
| Mode | Operation Method | Sound Prompt | Indicator Light |
|---|---|---|---|
| Power On | Hold Power button for 3s | "power_on" | Ice blue light on for 1s, then off |
| Power Off | Hold Power button for 5s | "power_off" | Red light on for 1s, then off |
| Pairing | Automatically after power on | "pairing" | Ice blue and red lights flicker alternately |
| Connected | Click pairing name on phone | "connected" | Ice blue light blinking slowly |
| Low Battery | N/A | "battery_low" | Red light flashes quickly |
| Transparency Mode | Short press ANC button | "Transparency mode" | Green light on |
| ANC Mode | Short press ANC button again | "ANC ON" | Green light on |
| Charging | Connect charging cable | N/A | Red indicator light always on |
| Charging Complete | N/A | N/A | Red light off |
Maintenance
- Cleaning: Regularly clean your headphones, especially the ear cushions and charging contacts, with a soft, dry cloth. For charging contacts, use a cotton swab with a small amount of alcohol.
- Storage: Store the headphones in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: If not used for extended periods, charge the headphones at least once every 15 days to maintain battery health.
Troubleshooting
Common Issues and Solutions
- Headphones won't turn on: Ensure the headphones are fully charged.
- Cannot pair with device: Make sure Bluetooth is enabled on your device and the headphones are in pairing mode (alternating red and blue lights). Try clearing previous pairing information.
- Sound stuttering/delay: This can sometimes occur due to environmental factors or interference. Try moving closer to your device or restarting both devices.
- No sound: Check the volume levels on both the headphones and your connected device. Ensure the headphones are properly paired.
- Clear Pairing Information:
- From Power-on unconnected state: Press and hold the "+" and "-" keys simultaneously for 10 seconds until the headphones power off. This clears all pairing and connection information.
- From Power-on connected state (hidden): Press the power button 6 times continuously to clear pairing information, then power off.
Specifications

Image: Product dimensions and key parameters.
| Feature | Specification |
|---|---|
| Model | Airstar AH100 |
| Bluetooth Version | 6.0 |
| Transmission Distance | 10m - 20m |
| Driver Diameter | 40mm |
| Driver Impedance | 32Ω ±15% |
| Sensitivity | 110dB |
| Frequency Response Range | 20 - 20000Hz |
| Battery Capacity | 500mAh |
| Battery Life (Music Playtime) | Up to 50 hours |
| Charging Time | Approx. 1.5 hours |
| Rated Input | 5V 500mA |
| Weight | 210g |
| Material | ABS, Plastic, Leather |
| Charging Method | Cable (Type-C) |
| Headphone Pads Material | Synthetic Leather |
| Codecs | AAC, SBC |
| Features | Waterproof, With microphone, Apple Siri Support, Detachable Cable, Active Noise Cancelling, Google Assistant Support |
User Tips
- For optimal comfort during long listening sessions, ensure the ear cushions are properly adjusted and the headband fits snugly without excessive pressure.
- To maximize the effect of Active Noise Cancellation, ensure the earcups form a good seal around your ears.
- If you experience any connectivity issues, try resetting the pairing information on the headphones as described in the Troubleshooting section.
Environmental Information
Environment Friendly Use Period (EFUP)
This logo refers to the period (10 years) during which the hazardous substances in electronic and electrical products will not leak or mutate under normal use conditions, and the use of these products will not result in any severe environmental pollution, bodily injury, or damage to any assets.
Hazardous Substances Table
| Name of the Parts | Lead (Pb) | Mercury (Hg) | Cadmium (Cd) | Hexavalent Chromium (Cr(VI)) | Poly Brominated Biphenyls (PBB) | Poly Brominated Diphenyl Ethers (PBDE) |
|---|---|---|---|---|---|---|
| Housing | O | O | O | O | O | O |
| Loudspeakers | O | O | O | O | O | O |
| PCBA | X | O | O | O | O | O |
| Accessories | O | O | O | O | O | O |
This table is compiled according to SJ/T 11364.
- O: Indicates that this hazardous substance contained in all of the homogeneous materials for this part is below the limit requirement in GB/T 26572.
- X: Indicates that this hazardous substance contained in at least one of the homogeneous materials used for this part is above the limit requirement in GB/T 26572.
Warranty & Support
Your Monster Airstar AH100 headphones come with a warranty. Please refer to the included Warranty Card for details on coverage and how to claim warranty service. It is important to fill out the warranty card with your vendor and keep it safe for future reference.
For additional support, you can refer to the official user manual PDF available at https://manuals.plus/m/fd95b6a0fdeeb69e85e5a363195dd6af6e481d318f635e1d93a66944b1ead712.