Introducere
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your Yealink YHS34 LITE DUAL Wideband Headset. Please read this manual thoroughly before using the product to ensure proper functionality and longevity.

Image: The Yealink YHS34 LITE DUAL Wideband Headset, showing its over-the-head design with two earcups and an adjustable microphone boom arm.
Înființat
Conectarea setului cu cască
The Yealink YHS34 LITE DUAL headset is designed for plug-and-play connectivity with compatible Yealink IP phones using its QD (Quick Disconnect) to RJ9 cable.
- Connect the QD end of the cable to the headset.
- Connect the RJ9 end of the cable to the headset port on your Yealink IP phone.
- The phone will automatically optimize acoustic parameters for the headset.

Image: The Yealink YHS34 LITE DUAL headset displayed alongside its QD to RJ9 connection cable, illustrating the plug-and-play setup.
Compatible Yealink IP Phones
This headset is compatible with the following Yealink IP phone models:
- T19(P) E2, T21(P) E2, T23P, T23G, T27G, T29G
- T30, T30P, T31, T31P, T31G, T33P, T33G
- T40P, T40G, T41S, T42S, T46S, T48S
- T42U, T43U, T46U, T48U
- T53, T53W, T54W, T57W, T58A, VP59
- T41S SFB, T42S SFB, T46S SFB, T48S SFB
- T55A SFB, T56A SFB, T58A SFB, MP56
Instrucțiuni de operare
Purtând căștile
Position the headset comfortably over your head. The ear cushions are designed for extended wear. Adjust the headband for a secure yet comfortable fit.

Imagine: Un prim-plan view of the soft ear cushions on the Yealink YHS34 LITE DUAL headset, highlighting their design for comfort during long periods of use.
Reglarea microfonului
The microphone features a 330° bendable boom arm. Position the microphone approximately 2-3 cm (1 inch) from your mouth for optimal voice pickup. The noise-canceling microphone helps reduce background noise for clearer conversations.
Calitate audio
The headset provides HD Voice/Wideband speaker performance. Its independent cavity design and passive noise cancellation contribute to a richer and clearer audio experience by minimizing ambient distractions.
Controlul volumului
Volume adjustments are typically managed directly from your connected Yealink IP phone or through the phone's interface. Refer to your specific IP phone's manual for detailed volume control instructions.
Întreţinere
Curatenie
- Folosiți o lavetă moale și uscată pentru a curăța setul cu cască.
- Pentru pernițele pentru urechi, ștergeți ușor cu o cârpă ușor damp o cârpă și lăsați să se usuce complet la aer înainte de utilizare.
- Nu utilizați substanțe chimice dure, solvenți de curățare sau detergenți puternici.
Depozitare
When not in use, store the headset in a clean, dry place away from extreme temperatures and direct sunlight. Avoid tangling the cables to prevent damage.
Depanare
Niciun sunet din căști
- Ensure the QD to RJ9 cable is securely connected to both the headset and the IP phone.
- Check the volume settings on your IP phone.
- Verify that the headset is selected as the audio output device on your IP phone, if applicable.
Microfonul nu funcționează
- Confirm the microphone boom arm is positioned correctly near your mouth.
- Check if the microphone is muted on your IP phone.
- Asigurați-vă că toate conexiunile prin cablu sunt sigure.
Calitate audio slabă
- Ensure the headset is properly connected.
- Adjust the microphone position to reduce background noise.
- Check for any physical damage to the cables or headset.
Specificații
| Marca | Yealink |
| Numărul de model | YHS34 LITE DUAL |
| Culoare | Negru |
| Plasarea urechii | La ureche |
| Factor de formă | Over-Ear (Dual Earcup) |
| Impedanta | 32 ohmi |
| Tehnologia de conectivitate | Cablat (RJ9) |
| Tip microfon | Uni-Directional ECM, Noise-Canceling |
| Raspuns in frecventa microfonului | 100 Hz - 8 kHz (Wideband) |
| Sensibilitatea microfonului | -44.0 dB re. 1 V/Pa |
| Dimensiunea difuzorului | 28mm |
| Sensibilitatea difuzorului | 93 dB SPL la 1 kHz |
| Răspunsul în frecvență al difuzoarelor | 20 Hz - 20 kHz (Wideband) |
| Speaker Input Power | Max 10 mW |
| Lungimea cablului căștii | 0.9m |
| QD to RJ9 Cable Length | 1.2m |
| Temperatura de depozitare | -30 °C până la +70 °C |
| Temperatura de operare | -10 °C până la +50 °C |
| Greutate | 160 grame |
| Materiale | Foam, Leather (Ear Cushions) |
Informații despre garanție
For detailed warranty information regarding your Yealink YHS34 LITE DUAL headset, please refer to the warranty card included with your product or visit the official Yealink webTermenii și condițiile de garanție pot varia în funcție de regiune și de comerciant.
Sprijin
If you require further assistance or have questions not covered in this manual, please contact Yealink customer support or visit the official Yealink support website pentru întrebări frecvente, drivere și resurse suplimentare.
Official Yealink Website: www.yealink.com