Introducció
This manual provides detailed instructions for the proper use, care, and maintenance of your Sengdong 109K Rechargeable Behind-The-Ear (BTE) Hearing Aid. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.

Image: The Sengdong 109K Rechargeable BTE Hearing Aid, showcasing its compact design and ear hook.
Característiques del producte
- Disseny recarregable: Built-in lithium polymer battery for convenient charging.
- Adaptive Dual Directional Microphones: Designed to reduce background noise and enhance speech clarity.
- Automatic Noise Reduction: Minimizes unwanted ambient sounds for clearer listening.
- Supressió de comentaris: Helps prevent whistling or squealing sounds.
- Multiple Listening Modes: Adaptable to various environments.

Image: A diagram illustrating the internal components and the effect of double noise reduction technology on sound waves.
Què hi ha a la caixa
Verifiqueu que hi hagi tots els elements en desembalar-los:
- Sengdong 109K Hearing Aid (Single Unit)
- USB Charging Cable (Adapter not included)
- Assorted Eartips/Earpieces
- Manual d'usuari (Aquest document)
Configuració
1. Dispositiu acabatview

Image: A detailed diagram labeling the key components of the hearing aid, including the ear hook, catheter, eartips, mode button, volume switch, power button, and charging slot.
2. Càrrega inicial
- Locate the charging slot on the device.
- Connect the provided USB charging cable to the hearing aid and a compatible USB power source (e.g., computer USB port, 5V/1A USB wall adapter).
- Charge the hearing aid fully before first use. A full charge typically takes several hours. The indicator light will change to show charging status.
3. Muntatge i ajust
- Select the appropriate eartip size for a comfortable and secure fit in your ear canal. A proper fit is crucial for sound quality and to prevent feedback.
- Place the hearing aid behind your ear, ensuring the ear hook rests comfortably over the top of your ear.
- Introduïu suaument la punta de l'orella al conducte auditiu.
- The catheter (tube) connecting the main unit to the eartip can be rotated 360 degrees to accommodate either the left or right ear. Adjust as needed for a comfortable and secure fit.

Image: An illustration demonstrating the 360-degree rotatable catheter, allowing the hearing aid to be worn on either the left or right ear.
Instruccions de funcionament
1. Encendre/apagar
- To power on, press and hold the Power Button until you hear an audible indication.
- To power off, press and hold the Power Button again until the device shuts down.
2. Ajust de volum
- Use the Volume Switch (rocker switch) to increase or decrease the sound level.
- Ajusteu el volum gradualment fins a un nivell d'escolta còmode.
3. Selecció de mode
The device features multiple listening modes designed for different environments. Short press the Mode Button to cycle through the available modes.

Image: A visual guide detailing the four distinct listening modes: General, Outdoor, Noise Reduction, and Indoor, along with their corresponding audible cues.
- Mode general: Indicated by one "di" sound. Suitable for most everyday listening environments.
- Mode exterior: Indicated by a "du di" sound. Optimized for outdoor settings.
- Mode de reducció de soroll: Indicated by a "du du di" sound. Best for environments with significant background noise.
- Mode interior: Indicated by a "du du du di" sound. Ideal for indoor settings, such as watching television.
Manteniment
1. Neteja
- Regularly clean the eartips with a soft, dry cloth to remove earwax and debris.
- Use a small brush (if provided) to clear any blockages in the eartip opening.
- Wipe the main unit with a soft, dry cloth. Do not use water or cleaning solutions directly on the electronic components.
2. Emmagatzematge
- When not in use, store the hearing aid in a dry, cool place, away from direct sunlight and extreme temperatures.
- Mantingueu el dispositiu allunyat dels nens i de les mascotes.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Sense so o so dèbil | Low battery; Eartip blocked; Volume too low; Device off | Charge the device; Clean eartip; Increase volume; Power on device |
| Xiulet o soroll de retroalimentació | Improper eartip fit; Eartip too small; Volume too high; Hand near device | Ensure eartip is securely in ear canal; Try larger eartip; Lower volume; Avoid touching device while in use |
| So distorsionat o sorollós | Eartip blocked; Device needs cleaning; Environmental noise; Incorrect mode | Clean eartip and device; Switch to Noise Reduction mode; Adjust volume |
| Buttons unresponsive or inconsistent | Device malfunction; Low battery | Ensure device is fully charged; If issue persists, contact customer support. |
If you experience persistent issues not resolved by the above steps, please contact customer support for further assistance.
Especificacions
- Nom del model: 109K
- Marca: Sengdong
- Font d'alimentació: Funciona amb bateria (1 bateria de polímer de liti inclosa)
- Dimensions del paquet: 4.72 x 3.23 x 1.61 polzades
- Pes: 3.84 unces
- Fabricant: Sengdong
- Color: marró
Garantia i Suport
For any questions, concerns, or dissatisfaction with your Sengdong 109K Hearing Aid, please contact our customer service team. We are committed to providing high-quality after-sales service and support to ensure your satisfaction.
Please refer to the product packaging or the official Sengdong weblloc web per obtenir detalls específics de la garantia i informació de contacte.
També podeu visitar el Sengdong Store on Amazon per obtenir més informació i recursos de suport.


