H2 - Headphones CoolBox - Free user manual and instructions
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| Product Type | Wireless Over-Ear Headphones |
| Brand | CoolBox |
| Model | H2 |
| Color Options | Black, White, Blue |
| Driver Size | 40 mm |
| Frequency Response | 20 Hz - 20 kHz |
| Impedance | 32 Ω |
| Bluetooth Version | 5.0 |
| Battery Life | 30 hours |
| Charging Time | 2 hours |
| Charging Port | USB-C |
| Dimensions (Foldable) | 7.5 x 6.3 x 3.2 inches |
| Weight | 250 g |
| Active Noise Cancellation | Yes, Hybrid ANC |
| Microphone | Built-in, with noise suppression |
| Controls | Touch controls on earcup |
| Carrying Case Included | Yes, hard shell case |
| Care Instructions | Wipe with dry cloth; avoid moisture |
| Safety | Volume limiter (85 dB max) |
| Spare Parts Available | Replacement ear cushions, headband |
| Repairability | Modular design; easy disassembly |
Frequently Asked Questions - H2 CoolBox
How do I pair the CoolBox H2 headphones with my phone?
Ensure the headphones are in pairing mode (press and hold the power button for 3 seconds until LED flashes blue). On your phone, go to Bluetooth settings, select 'CoolBox H2' from the list, and confirm pairing.
What is the battery life of the H2 headphones?
The H2 offers up to 30 hours of playback on a full charge. Battery life may vary with volume level and ANC usage.
How long does it take to fully charge the H2?
Charging from empty to full takes approximately 2 hours using a USB-C charger.
Does the H2 have active noise cancellation?
Yes, the H2 features hybrid active noise cancellation (ANC) that reduces ambient noise effectively.
Can I use the H2 while charging?
Yes, the headphones support pass-through audio during charging, so you can continue listening.
How do I clean the headphones?
Use a soft, dry cloth to wipe the exterior. For ear cushions, gently remove and clean with mild soap and water, then air dry completely before reattaching.
What should I do if the headphones stop connecting?
Try resetting the headphones: turn them off, then press and hold the power button for 10 seconds until the LED flashes red and blue. Then re-pair with your device.
Are the ear cushions replaceable?
Yes, the ear cushions are replaceable. You can purchase official replacement cushions from CoolBox or authorized retailers.
Is there a warranty for the CoolBox H2?
Yes, the H2 comes with a 1-year limited warranty covering manufacturing defects. Register your product on the CoolBox website to activate.
Can I use the headphones with a wired connection?
Yes, the H2 includes a 3.5mm audio cable for wired use when the battery is depleted or with non-Bluetooth devices.
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