1. Ifihan
Thank you for choosing the Koss UR40 Collapsible Over-Ear Headphones. These headphones are designed for comfortable listening with a lightweight, retro-style design. This manual provides essential information for the proper use and care of your headphones.

2. Ọja Ipariview
The Koss UR40 headphones feature a lightweight, collapsible design for portability and comfort. Key features include:
- Idahun Igbohunsafẹfẹ: 10-20,000 Hz for a wide audio range.
- Ipalara: 60ohun.
- Awọn diaphragms: Titanium-coated, high-polymer diaphragms for accurate sound reproduction.
- Oofa: Neodymium iron boron rare-earth-magnet structures for enhanced sound.
- Awọn iyipo ohun: Oxygen-free-copper voice coils for high signal clarity.
- Awọn iṣu Eti: Closed leatherette ear cushions provide maximum isolation and deep bass.
- Akọri: Airy mesh sling for soft, breathable support.
- Apẹrẹ: Lightweight frame (approximately 0.19 kg) folds into a compact configuration for easy portability.

3. Eto
To begin using your Koss UR40 headphones, follow these steps:
- Ṣii Awọn Agbekọri naa: Gently unfold the headphones from their compact position until the earcups are ready to be placed over your ears.
- Sopọ si Orisun Olohun: Insert the 3.5 mm (1/8-inch) audio plug into the headphone jack of your audio device (e.g., smartphone, computer, MP3 player).
- Use 6.3 mm Adapter (if needed): If your audio device requires a larger connection, attach the included 6.3 mm adapter to the 3.5 mm plug before inserting it into the device.

This video demonstrates the features of the Koss UR40 headphones, including the 3.5mm plug and 6.3mm adapter, open-back design, isolating ear cushions, and collapsible structure for portability.
4. Awọn ilana Iṣiṣẹ
Ni kete ti o ti sopọ, o le bẹrẹ lilo awọn agbekọri rẹ:
- Wọ Awọn Agbekọri: Place the earcups over your ears, ensuring a comfortable fit. The adjustable headband and airy mesh sling are designed for extended wear.
- Ṣatunṣe Iwọn didun: Control the audio volume directly from your connected audio device.
- Agbo fun Ibi ipamọ: When not in use, fold the headphones into their compact form for easy storage and transport. This protects the headphones and saves space.

5. Itọju
Itọju to peye ṣe idaniloju pe awọn agbekọri rẹ yoo pẹ to ati iṣẹ ṣiṣe:
- Awọn Imu Eti Eti mimọ: Wipe the leatherette ear cushions with a soft, damp asọ. Yago fun awọn kẹmika lile tabi awọn ohun elo abrasive.
- Itọju USB: Avoid sharp bends or excessive pulling on the audio cable. Store the cable neatly to prevent tangling and damage.
- Ibi ipamọ: Store the headphones in a clean, dry place, preferably in their folded configuration, to protect them from dust and physical damage.
6. Laasigbotitusita
If you encounter issues with your Koss UR40 headphones, refer to the following common solutions:
| Isoro | Owun to le Fa | Ojutu |
|---|---|---|
| Ko si ohun | Loose connection, incorrect volume setting, faulty audio source. | Ensure the audio plug is fully inserted. Check the volume on your device. Test with another audio device. |
| Ohun ti o daru | Volume too high, damaged cable, audio source issue. | Lower the volume. Inspect the cable for damage. Test with another audio device. |
| korọrun fit | Àtúnṣe tí kò tọ́. | Adjust the headband for a comfortable fit over your ears. The airy mesh sling should rest gently on your head. |
7. Awọn pato
| Ẹya ara ẹrọ | Ẹ̀kúnrẹ́rẹ́ |
|---|---|
| Brand | Koss |
| Orukọ awoṣe | UR40 |
| Nọmba awoṣe | 155524 |
| Gbigbe Eti | Lori Eti |
| Ipalara | 60 ohms |
| Iwọn Igbohunsafẹfẹ | 10 Hz - 20 kHz |
| Afikun Awọn ẹya ara ẹrọ | A le ṣe àpò, Fẹ́ẹ́rẹ́fẹ́ |
| Asopọmọra Technology | Ti firanṣẹ |
| Jack agbekọri | 3.5 mm Jack |
| Iwọn Nkan | 0.19 kilo |
| Ohun elo apade | Irin |
| To wa Awọn ẹya ẹrọ | 6.3 mm ohun ti nmu badọgba |
8. Atilẹyin ọja ati Support
The Koss UR40 Collapsible Over-Ear Headphones are covered by a S'aiye Atilẹyin ọja Limited on parts and labor, provided by Koss. For warranty claims or technical support, please refer to the official Koss webojula tabi kan si wọn onibara iṣẹ taara.
Manufacturer: Koss
Fun alaye diẹ sii, ṣabẹwo si Koss Store on Amazon.