1. Introducció
This manual provides detailed instructions for the proper use and maintenance of your EPSILON EPS-HS-K headset. This headset is designed for seamless integration with compatible Kenwood low-power walkie talkies, offering clear communication and hands-free operation capabilities.
Si us plau, llegiu aquest manual detingudament abans d'utilitzar el producte per garantir un rendiment i una longevitat òptims.
2. Producte acabatview
The EPSILON EPS-HS-K is a wired headset featuring a comfortable over-ear design and a flexible microphone. It is engineered for professional communication environments where clear audio and reliable operation are essential.
2.1 Característiques clau
- Micròfon reductor de soroll: A 5.9-inch (15 cm) microphone designed to minimize wind and external noise interference.
- Large PTT Switch: A 3 cm Push-To-Talk (PTT) switch for easy and reliable activation.
- Soft Sponge Earpiece: Proporciona comoditat durant un ús prolongat.
- Cable retràctil: The main cable from the walkie talkie to the switch extends from approximately 55 cm to 200 cm. The cable from the switch to the ear pad is 30 cm.
- VOX Compatibility: Supports Voice Operated Exchange for hands-free communication, allowing transmission without pressing the PTT button. (Requires VOX function on the connected walkie talkie and proper sensitivity adjustment.)
2.2 Components
The EPS-HS-K headset includes the following main components:
- Headband with integrated earpiece
- Flexible boom microphone with foam cover
- In-line Push-To-Talk (PTT) switch
- Coiled connecting cable with two-pin connector for walkie talkie

Figura 1: EPSILON EPS-HS-K Headset showing the PTT switch and coiled cable. This image illustrates the overall design and key functional parts of the headset, including the microphone and earpiece.

Figura 2: The EPSILON EPS-HS-K Headset demonstrated on a mannequin head, highlighting its ambidextrous design for wearing on either the left or right ear. This shows how the headset can be adjusted for user comfort.
3. Configuració
- Connect to Walkie Talkie: Locate the two-pin audio jack on your compatible Kenwood walkie talkie. Insert the headset's two-pin connector firmly into the walkie talkie's audio port. Ensure both pins are fully seated to establish a secure connection.
- Position Headset: Place the earpiece comfortably over your ear. The headset is designed to be worn on either the left or right side. Adjust the headband for a snug fit.
- Ajusta el micròfon: Position the flexible boom microphone approximately 1-2 inches (2.5-5 cm) from your mouth. Ensure the foam cover is securely on the microphone to reduce breath noise.
- Secure PTT Switch: Clip the in-line PTT switch to your clothing in an easily accessible location, such as a collar or pocket.
4. Instruccions de funcionament
4.1 Basic Communication (PTT Mode)
- To transmit, press and hold the large PTT switch.
- Parleu clarament al micròfon.
- Release the PTT switch to stop transmitting and return to receive mode.
4.2 VOX Operation (Hands-Free)
The EPS-HS-K headset is VOX compatible. To use the VOX function, your Kenwood walkie talkie must also support VOX and have it enabled.
- Enable the VOX function on your Kenwood walkie talkie according to its specific user manual.
- Adjust the VOX sensitivity level on your walkie talkie. Start with a medium setting and adjust as needed. If the VOX activates too easily (e.g., from background noise), decrease the sensitivity. If it doesn't activate when you speak, increase the sensitivity.
- Once VOX is properly configured, you can transmit by speaking into the microphone without pressing the PTT button. Transmission will automatically cease when you stop speaking.
Nota: Optimal VOX performance depends on the walkie talkie's settings and environmental noise levels.
5. Manteniment
- Neteja: Wipe the headset and cables with a soft, damp tela. No utilitzeu productes químics aggressivs ni netejadors abrasius.
- Emmagatzematge: Store the headset in a dry, cool place away from direct sunlight and extreme temperatures. Avoid tangling the cables.
- Cura del cable: Do not pull on the cables forcefully. Always grasp the connector when plugging or unplugging the headset.
- Microphone Foam: Ensure the microphone foam cover is clean and intact to maintain optimal audio quality and reduce wind noise. Replace if damaged.
6. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| No hi ha àudio des de l'auricular. |
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| No es pot transmetre (el PTT no funciona). |
|
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| VOX not activating or activating too easily. |
|
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| Poor audio quality (static, muffled sound). |
|
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7. Especificacions
| Nom del model: | EPS-HS-K |
| Marca: | EPSILON |
| Tecnologia de connectivitat: | Amb cable |
| Col·locació de les orelles: | A l'orella |
| Factor de forma: | Sobre l'orella |
| Longitud del micròfon: | 5.9 polzades (15 cm) |
| PTT Switch Size: | 3 cm |
| Cable Length (Walkie Talkie to Switch): | Approx. 55-200 cm (retractable) |
| Cable Length (Switch to Ear Pad): | 11.8 polzades (30 cm) |
| Pes de l'article: | 2.82 unces (80 grams) |
| Dimensions del producte: | 9.84 x 7.87 x 1.97 polzades (25 x 20 x 5 cm) |
| Components inclosos: | Headset (Earphone) |
8. Models compatibles
The EPSILON EPS-HS-K headset is compatible with the following Kenwood walkie talkie models:
- UBZ-LP20
- UBZ-LP27
- UBZ-LJ20
- UBZ-LK20
- UBZ-LM20
- UBZ-EA20R
- UBZ-BM20R
- UBZ-S27/S20
- UBZ-BG20R
- UBZ-BH47FR
- UBZ-S700
- UTB-10
Nota: Compatibility with other models is not guaranteed. Always verify your walkie talkie's connector type before purchase.
9. Garantia i Suport
Per obtenir informació sobre la garantia o assistència tècnica, consulteu la documentació que s'inclou amb la compra o poseu-vos en contacte amb el vostre distribuïdor. Conserveu el comprovant de compra per a reclamacions de garantia.