NB439 - Headphones IHOME - Free user manual and instructions
Find the device manual for free NB439 IHOME in PDF.
Pick your language and provide your email: we'll send you a specifically translated version.
| Product Type | Wireless Over-Ear Headphones |
| Dimensions | 19 × 16.5 × 8.9 cm |
| Weight | 250 g (8.8 oz) |
| Battery | Rechargeable lithium-ion, 400 mAh |
| Battery Life | Up to 20 hours at 50% volume |
| Charging Time | About 2 hours |
| Wireless Connectivity | Bluetooth 5.0 |
| Wireless Range | 10 m (33 ft) |
| Wired Connectivity | 3.5 mm audio jack |
| Driver Size | 40 mm dynamic drivers |
| Frequency Response | 20 Hz to 20 kHz |
| Impedance | 32 Ω |
| Built-in Microphone | Yes |
| Controls | On-ear buttons for volume, tracks, calls |
| Noise Reduction | Passive noise isolation |
| Foldable Design | Yes |
| Headband Adjustment | Adjustable slider |
| Compatibility | iOS, Android, PC, Bluetooth-enabled devices |
| Ear Cushions | Memory foam, replaceable |
| Included Accessories | USB charging cable, 3.5 mm audio cable, manual |
| Cleaning | Wipe with a soft dry cloth |
| Safety Warnings | Avoid moisture, high heat, and dropping |
| Repairability | Replaceable ear pads; battery non-serviceable |
Frequently Asked Questions - NB439 IHOME
How do I pair the headphones with my phone?
Turn on the headphones and hold the power button for 5 seconds until the LED flashes red and blue alternately. Then select iHome NB439 from your device's Bluetooth list.
How long does the battery last?
The battery provides up to 20 hours of playtime at 50% volume. Actual duration depends on volume and audio content.
Can I use the headphones while charging?
Yes, you can listen using the included 3.5 mm audio cable while the battery is charging. Bluetooth operation may be limited during charging.
Are the ear cushions replaceable?
Yes, the memory foam ear pads are replaceable. Gently pull them off and snap on compatible replacements.
The headphones won't turn on. What should I do?
Connect them to a USB charger for at least 2 hours. If they still won't power on, reset by holding the power button for 10 seconds.
How do I answer and end calls?
Press the multi-function button once to answer an incoming call and again to hang up. Press and hold the same button for 2 seconds to reject a call.
Is there a built-in microphone?
Yes, a built-in microphone is integrated for hands-free calls, and it also enables voice assistant commands.
Can I use them with a computer or console?
Absolutely. Use the included 3.5 mm audio cable to connect to any device with a headphone port, even when the internal battery is empty.
What is the Bluetooth range?
The effective range is up to 10 meters (33 feet) in an open environment. Walls and obstacles can shorten this distance.
Are the headphones water or sweat resistant?
The NB439 is not rated as waterproof or sweatproof. Avoid exposing them to rain or heavy moisture. Use a dedicated sports headset for intense workouts.
User questions about NB439 IHOME
0 question about this device. Answer the ones you know or ask your own.
Ask a new question about this device
No questions yet. Be the first to ask one.
Download the instructions for your Headphones in PDF format for free! Find your manual NB439 - IHOME and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. NB439 by IHOME.
USER MANUAL NB439 IHOME
Manual assistant
Powered by Anthropic
Waiting for your message
Product information
Brand : IHOME
Model : NB439
Category : Headphones