Koss CS340BT QZ
Koss CS340BT QZ Alailowaya Bluetooth Lori-Eti Ibaraẹnisọrọ Ilana Itọsọna
Model: CS340BT QZ
1. Ifihan
This manual provides essential information for the proper use and maintenance of your Koss CS340BT QZ Wireless Bluetooth On-Ear Communication Headset. Please read these instructions carefully before using the headset to ensure optimal performance and longevity.

Image: Koss CS340BT QZ Wireless Bluetooth On-Ear Communication Headset, front view.
2. Package Awọn akoonu
Daju pe gbogbo awọn ohun kan wa ninu apoti ọja rẹ:
- Koss CS340BT QZ Wireless Bluetooth On-Ear Communication Headset
- USB-C Ngba agbara Cable
- Ear Cushions (pre-installed or spare set)
- Itọsọna Ibẹrẹ iyara (ko si ninu iwe afọwọkọ oni-nọmba yii)
3. Headset Overview ati Awọn iṣakoso
Familiarize yourself with the various parts and controls of your headset.
3.1. Agbekọri aworan atọka

Image: Diagram illustrating the location of controls on the Koss CS340BT QZ headset.
3.2. Awọn iṣẹ Iṣakoso
- Bọtini ANC: Activates or deactivates Active Noise Cancellation.
- Iwọn didun Up / Bọtini orin atẹle: Press briefly to increase volume. Press and hold to skip to the next track.
- Power / Play / Pause / Pair / Answer / End Call Button:
- Tẹ mọlẹ fun iṣẹju-aaya 3 lati fi agbara tan/pa a.
- Press briefly to play/pause music.
- Tẹ mọlẹ fun iṣẹju-aaya 5 lati tẹ ipo sisopọ Bluetooth sii.
- Press briefly to answer an incoming call.
- Press briefly during a call to end it.
- Iwọn didun isalẹ / Bọtini orin ti iṣaaju: Press briefly to decrease volume. Press and hold to go to the previous track.
- Ariwo Gbohungbohun: Adjustable boom microphone for clear voice communication.
- Ibudo Ngba agbara USB-C: Fun gbigba agbara batiri agbekari.
- Jack Audio 3.5mm: For wired audio connection (cable not included).
4. Eto
4.1. Ngba agbara si Agbekọri
Kí o tó lo ó fún ìgbà àkọ́kọ́, gba agbára headset rẹ pátápátá.
- So okun gbigba agbara USB-C ti a pese si ibudo USB-C agbekari.
- So opin okun miiran pọ si orisun agbara USB (fun apẹẹrẹ, ibudo USB kọnputa, ohun ti nmu badọgba ogiri USB).
- The LED indicator will show charging status (refer to LED indicator section in Quick Start Guide for specific colors).
- Once fully charged, disconnect the cable. A full charge provides up to 30 hours of Bluetooth-only use or 22 hours with ANC enabled.

Àwòrán: Ibudo gbigba agbara USB-C.
4.2. Agbara lori / Paa
- Lati Fi agbara: Tẹ mọlẹ Agbara / Play / Sinmi button for approximately 3 seconds until the LED indicator lights up.
- Lati Paarẹ: Tẹ mọlẹ Agbara / Play / Sinmi button for approximately 3 seconds until the LED indicator turns off.
4.3. Sisopọ Bluetooth
- Rii daju pe agbekari ti ni agbara ni pipa.
- Tẹ mọlẹ Agbara / Play / Sinmi button for approximately 5 seconds until the LED indicator flashes rapidly (usually blue and red), indicating pairing mode.
- Lórí ẹ̀rọ rẹ (fóònù alágbèéká, kọ̀ǹpútà, àti bẹ́ẹ̀ bẹ́ẹ̀ lọ), mu Bluetooth ṣiṣẹ́ kí o sì wá àwọn ẹ̀rọ tó wà.
- Select "Koss CS340BT QZ" from the list of found devices.
- Once paired, the LED indicator will typically show a solid blue light or flash slowly.
5. Isẹ
5.1. Ifagile Ariwo Nṣiṣẹ (ANC)
The headset features Active Noise Cancellation to reduce ambient noise.
- Tẹ awọn Bọtini ANC once to activate ANC. The LED indicator for ANC will illuminate.
- Tẹ awọn Bọtini ANC again to deactivate ANC. The ANC LED indicator will turn off.

Image: Active Noise Cancellation in action.
5.2. Ṣiṣe ati Gbigba awọn ipe
The integrated microphone and controls allow for hands-free communication.
- Idahun Ipe: Tẹ awọn Agbara / Play / Sinmi button once when a call comes in.
- Ipe Ipari: Tẹ awọn Agbara / Play / Sinmi bọ́tìnì lẹ́ẹ̀kan nígbà tí a bá ń pè é.
- Adjust Microphone: Position the flexible microphone boom closer to your mouth for optimal voice clarity. The dual microphone CVC 8.0 technology helps eliminate background noise.
5.3. Sisisẹsẹhin Orin
- Ṣiṣẹ/Daduro: Tẹ awọn Agbara / Play / Sinmi bọtini lẹẹkan.
- Iwọn didun Up: Tẹ awọn Iwọn didun soke bọtini lẹẹkan.
- Iwọn didun isalẹ: Tẹ awọn Iwọn didun isalẹ bọtini lẹẹkan.
- Orin t’okan: Tẹ mọlẹ Iwọn didun soke bọtini.
- Tẹlẹ Orin: Tẹ mọlẹ Iwọn didun isalẹ bọtini.
5.4. Asopọ onirin (Aṣayan)
You can use the headset with a 3.5mm audio cable (not included) for a wired connection, bypassing Bluetooth and ANC functionality.

Image: 3.5mm Audio Jack.
6. Itọju
- Ninu: Lo aṣọ rírọrùn tí ó gbẹ láti nu agbekọri naa. Maṣe lo awọn kemikali lile tabi awọn ohun elo ti o nfi pa ara.
- Ibi ipamọ: Tọju agbekari naa ni itura, aye gbigbẹ kuro lati orun taara ati awọn iwọn otutu to gaju.
- Awọn iṣu Eti: The ear cushions are replaceable. Refer to Koss's official website for replacement parts if needed.
7. Laasigbotitusita
Ti o ba pade awọn iṣoro, gbiyanju awọn ojutu wọnyi:
| Isoro | Ojutu |
|---|---|
| Agbekọri ko ni agbara | Ensure the headset is charged. Connect to a power source using the USB-C cable. |
| Ko le so pọ nipasẹ Bluetooth | Ensure the headset is in pairing mode (flashing blue/red LED). Turn off and on your device's Bluetooth. Move closer to the device. |
| Ko si ohun | Check headset and device volume levels. Ensure the headset is properly paired and selected as the audio output device. |
| Gbohungbohun ko ṣiṣẹ | Ensure the microphone boom is positioned correctly. Check privacy settings on your device to allow microphone access for the connected application. |
| ANC ko munadoko | Ensure ANC is activated (ANC LED on). ANC is most effective against low-frequency, constant noise. |
8. Awọn pato
| Ẹya ara ẹrọ | Ẹ̀kúnrẹ́rẹ́ |
|---|---|
| Orukọ awoṣe | CS340BT QZ |
| Asopọmọra Technology | Ailokun (Bluetooth) |
| Imọ-ẹrọ Ibaraẹnisọrọ Alailowaya | Bluetooth 5.0 |
| Bluetooth Ibiti | 10 Mita |
| Ariwo Iṣakoso | Ti nṣiṣe lọwọ Noise Ifagile |
| Gbohungbohun | Dual microphone CVC 8.0 |
| Igbesi aye batiri | Up to 30 hours (Bluetooth only), Up to 22 hours (Bluetooth + ANC) |
| Iwọn Igbohunsafẹfẹ | 20Hz - 20,000Hz |
| Ipalara | 36 ohm |
| Gbigbe Eti | Lori Eti |
| Ọna Iṣakoso | Touch / Physical Buttons |
| Orin Jack 3.5mm | Present (cable not included) |
| Iwọn Nkan | 1.4 Poun (isunmọ 0.64 kg) |
| Ọja Mefa | 3.25 x 8.68 x 9.06 inches |
| UPC | 021299197196 |

Image: Extended battery life for the Koss CS340BT QZ headset.
9. Atilẹyin ọja ati Support
9.1. Atilẹyin ọja to lopin
The Koss CS340BT QZ headset comes with a Atilẹyin ọja Odun kan from the date of purchase. This warranty covers manufacturing defects and workmanship under normal use. For full warranty terms and conditions, please refer to the official Koss webojula tabi kan si atilẹyin alabara.
9.2. Onibara Support
For technical assistance, warranty claims, or further inquiries, please contact Koss customer support:
- Webojula: Ṣabẹwo si Koss osise webaaye fun awọn orisun atilẹyin, Awọn ibeere FAQ, ati alaye olubasọrọ.
- Imeeli/foonu: Tọkasi apakan olubasọrọ lori Koss website for specific email addresses or phone numbers.
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