Product Overview
The Monster Airmars XKT21 are clip-on type Bluetooth wireless headphones featuring Bluetooth V5.3 technology.
Key Specifications:
- Product Name: Bluetooth Wireless Headphones
- Model: Monster Airmars XKT21
- Bluetooth Version: V5.3
- Playing Time: Earbuds: 3.5H, With Charging Case: 22H
- Charging: Type-C Input
- Battery: Earbuds 60mAh, Charging Case 400mAh
Operation and Charging
This section details how to power the headphones on/off, pair them via Bluetooth, control playback, and manage calls.
Power On/Off:
Power On: Take earbuds out of the charging case; long touch for 2 seconds.
Power Off: Place earbuds into the charging case; long touch for 5 seconds. The device also turns off automatically after 5 minutes of inactivity.
Bluetooth Pairing:
1. Remove earbuds from the charging case.
2. Enable Bluetooth on your mobile device and search for "Monster Airmars XKT21".
3. Select and connect.
4. A prompt voice will confirm successful pairing.
LED Indicators
Understand the status of your headphones and charging case through their LED lights.
Earbuds Indicator Light:
- Power On: Blue light flashes once.
- Pairing: Main earbud flashes red and blue; vice earbud light is off.
- Connected: Lights are off.
- Charging: Blue light is on.
- Charging Over: Blue light is off.
Charging Case Indicator Light:
- Charging: Red light flashes.
- Charge Over: Red light is solid.
- Earbuds Charging: White light indicates battery status (on >10%, flashing <10%).
- Earbuds Charging Over: Light is off.
Important Attentions
To ensure safe and optimal use of the Monster Airmars XKT21, please observe the following:
- Store and use in normal temperature environments.
- Avoid exposure to rain or wet conditions.
- Do not drop to prevent damage.
- Do not disassemble, repair, or modify the product.
- Do not use chemical solvents for cleaning.
- Avoid high temperatures (above 60°C) and fire.
FCC Compliance
This equipment complies with Part 15 of the FCC Rules for Class B digital devices, ensuring reasonable protection against harmful interference in residential installations. Operation is subject to two conditions: no harmful interference caused, and acceptance of any received interference.
FCC ID: 2A8PV-QSMXKT21
