1. ບົດແນະນຳ
Thank you for choosing the SIMOLIO SM-829D2 Dual Wireless Headphones for TV. This system is designed to provide an enhanced audio experience for television viewing, offering clear dialogue, adjustable volume, and the convenience of wireless listening. The 2-in-1 transmitter and charging stand ensures your headphones are always ready for use. This manual will guide you through the setup, operation, and maintenance of your new headphones.

Image 1.1: The SIMOLIO SM-829D2 Dual Wireless Headphones with their charging stand.
2. ເນື້ອໃນຊຸດ
ກະລຸນາກວດສອບວ່າລາຍການທັງໝົດມີຢູ່ໃນຊຸດຂອງທ່ານ:
- 2 x SIMOLIO SM-829D2 Wireless Headphones
- 1 x Transmitter / Charging Stand
- 1 x ສາຍສຽງ Optical
- 1 x ສາຍ RCA ສຽງ
- ສາຍສຽງ 1 x 3.5 ມມ
- 2 x ສາຍສາກ USB
- 1 x Power Adapter
- 1 x Spare Rechargeable Battery
- 1 x ຄູ່ມືຜູ້ໃຊ້ (ເອກະສານນີ້)

Image 2.1: All components included in the SIMOLIO SM-829D2 package.
3. ການຕິດຕັ້ງເບື້ອງຕົ້ນ
3.1. ການສາກຫູຟັງ
Before first use, fully charge both headphones and the spare battery. Place the headphones on the charging posts of the transmitter stand. Insert the spare battery into the designated slot on the stand. The charging indicator lights will show charging status.

Image 3.1: Headphones and spare battery charging on the 2-in-1 stand.
3.2. ການເຊື່ອມຕໍ່ເຄື່ອງສົ່ງສັນຍານກັບໂທລະພາບຂອງທ່ານ
The SIMOLIO SM-829D2 transmitter supports Optical, RCA, and 3.5mm AUX audio inputs. Choose the connection method compatible with your TV.
- ການເຊື່ອມຕໍ່ທາງ optical (ແນະນໍາໃຫ້ສໍາລັບການສຽງດິຈິຕອນ):
- Connect one end of the Optical cable to the ທາງເລືອກອອກ ພອດໃສ່ໂທລະພາບຂອງທ່ານ.
- ເຊື່ອມຕໍ່ອີກສົ້ນໜຶ່ງເຂົ້າກັບ ທາງເລືອກໃນ port on the SIMOLIO transmitter.
- On your TV's audio settings, set the Digital Audio Output format to PCM. (Refer to your TV manual for specific instructions).
- RCA Connection (Analog Audio):
- Connect the red and white plugs of the RCA cable to the corresponding ສຽງອອກ (L/R) ພອດຕ່າງໆໃນໂທລະພາບຂອງທ່ານ.
- ເຊື່ອມຕໍ່ອີກສົ້ນໜຶ່ງເຂົ້າກັບ RCA IN ports on the SIMOLIO transmitter.
- 3.5mm AUX Connection (Analog Audio):
- ເຊື່ອມຕໍ່ປາຍໜຶ່ງຂອງສາຍສຽງ 3.5 ມມ ກັບ HEADPHONE ອອກ or OUDIO ອອກ ພອດໃສ່ໂທລະພາບຂອງທ່ານ.
- ເຊື່ອມຕໍ່ອີກສົ້ນໜຶ່ງເຂົ້າກັບ AUX ໃນ port on the SIMOLIO transmitter.

Image 3.2: Connection options for the SIMOLIO transmitter.
3.3. By-Pass Feature (Simultaneous Audio Output)
The transmitter includes a by-pass feature, allowing audio to be sent to both the headphones and an external sound system (soundbar or AV receiver) simultaneously. Connect your soundbar or AV receiver to the ອອກໄປຫາຜູ້ເວົ້າ ports on the transmitter using the appropriate cable (Optical, RCA, or AUX).

Image 3.3: Using the by-pass feature to output audio to both headphones and a soundbar.
3.4. Powering On and Automatic Connection
Once the transmitter is connected to your TV and powered on, turn on the headphones. The headphones and transmitter will automatically connect. No complex pairing process is required. The system operates on a 2.4GHz radio frequency, providing a working range of up to 30 meters (100 feet).

Image 3.4: Plug & Play functionality with a 30-meter working range.
4. ຄໍາແນະນໍາການດໍາເນີນງານ
4.1. ການປັບລະດັບສຽງ ແລະສຽງ
Each headphone features independent volume controls. Use the volume buttons on the headphones to adjust the listening level to your preference. The transmitter also has a TONE adjustment switch with three presets (D+, D, S) to enhance dialogue clarity or provide a balanced sound experience.
- D+ (Dialogue+): Maximizes dialogue clarity, ideal for speech-heavy content.
- D (Dialogue): Enhances dialogue while maintaining a balanced sound.
- S (Standard): ສະຫນອງສຽງທີ່ສົມດູນfile for general listening.

Image 4.1: Personalize your TV sound with tone presets and individual volume control.
4.2. ການຄວບຄຸມການດຸ່ນດ່ຽງ
For users with different hearing levels in their left and right ears, the headphones offer a balance control feature. This allows you to adjust the audio output balance between the left and right earcups for a more comfortable and clear listening experience.
4.3. Ambient Sound Amplifier (MIC Button)
The MIC button on the headphones allows you to temporarily amplify ambient sounds, enabling you to hear your surroundings without removing the headphones. Press the MIC button to activate this feature and press it again to return to TV audio.
4.4. Dual Headset Usage
The SIMOLIO SM-829D2 system includes two headphones that can be used simultaneously with a single transmitter. This allows two individuals to enjoy TV audio at their preferred volume levels without disturbing others. The system ensures no lip-sync delay, providing synchronized audio with on-screen video.

Image 4.2: Enjoying TV with dual headphones and no lip-sync delay.
5. ການດູແລແລະບໍາລຸງຮັກສາ
- ທໍາຄວາມສະອາດ: Wipe the headphones and transmitter with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- ການເກັບຮັກສາ: ເມື່ອບໍ່ໄດ້ໃຊ້ງານ, ໃຫ້ເກັບຮັກສາຫູຟັງໄວ້ເທິງຂາຕັ້ງສາກໄຟເພື່ອຮັກສາໃຫ້ມັນສາກໄຟໄດ້ ແລະ ເປັນລະບຽບ. ເກັບຮັກສາໄວ້ໃນບ່ອນທີ່ເຢັນ, ແຫ້ງ ແລະ ຫຼີກລ້ຽງແສງແດດໂດຍກົງ.
- ການດູແລຫມໍ້ໄຟ: The built-in rechargeable batteries provide up to 12 hours of use. For optimal battery life, avoid fully discharging the batteries frequently. Always keep the spare battery charged in the stand.
- ຄວາມຕ້ານທານນ້ໍາ: The headphones are not water-resistant. Avoid exposure to liquids.
6. ການແກ້ໄຂບັນຫາ
If you encounter issues with your SIMOLIO SM-829D2 headphones, please refer to the following table for common problems and solutions:
| ບັນຫາ | ສາເຫດທີ່ເປັນໄປໄດ້ | ການແກ້ໄຂ |
|---|---|---|
| ບໍ່ມີສຽງຈາກຫູຟັງ |
|
|
| Sound is distorted or intermittent |
|
|
| ຫູຟັງບໍ່ສາກ |
|
|
| Lip-sync delay |
|
|
7. ຂໍ້ມູນຈໍາເພາະຂອງຜະລິດຕະພັນ
| ຄຸນສົມບັດ | ຂໍ້ມູນຈໍາເພາະ |
|---|---|
| ຊື່ຕົວແບບ | ຫູຟັງໄຮ້ສາຍ SM-829D2 ສຳລັບໂທລະພາບ |
| ເຕັກໂນໂລຊີການເຊື່ອມຕໍ່ | ໄຮ້ສາຍ (RF 2.4 GHz) |
| Jack ຫູຟັງ | 3.5 mm Jack (for wired option, if applicable) |
| ອຸປະກອນທີ່ເຂົ້າກັນໄດ້ | TVs, Soundbars |
| ປະເພດການຄວບຄຸມ | Volume Control, Tone Control, Balance Control, Ambient Sound Ampມີຊີວິດຊີວາ |
| ເວລາສາກໄຟ | Approximately 12 Hours (for full charge) |
| ຊີວິດສະເລ່ຍຂອງຫມໍ້ໄຟ | ສູງສຸດ 12 ຊົ່ວໂມງ |
| ປະເພດຫມໍ້ໄຟ | Lithium Polymer (ສາມາດສາກໄຟໄດ້) |
| ວັດສະດຸ | ພາດສະຕິກ |
| ການຈັດວາງຫູ | ເກີນຫູ |
| ການຄວບຄຸມສິ່ງລົບກວນ | ການແຍກສຽງແບບ passive |
| ຄຸນນະສົມບັດພິເສດ | Adjustable Headband, Multipoint Pairing (multiple headphones to one transmitter) |
| ຮູບແບບໄມໂຄຣໂຟນ | Built-In (for ambient sound amplification) |
| ຊ່ວງການເຮັດວຽກ | ສູງເຖິງ 30 ແມັດ (100 ຟຸດ) |
8. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນລູກຄ້າ
8.1. ຂໍ້ມູນການຮັບປະກັນ
SIMOLIO products are manufactured with high-quality materials and undergo rigorous quality control. This product is covered by a manufacturer's warranty against defects in materials and workmanship. Please refer to the warranty card included in your package or visit the official SIMOLIO webເວັບໄຊສໍາລັບເງື່ອນໄຂການຮັບປະກັນລາຍລະອຽດ.
8.2. ການຊ່ວຍເຫຼືອລູກຄ້າ
If you have any questions, require technical assistance, or experience issues not covered in this manual, please contact SIMOLIO customer support. Contact information can typically be found on the SIMOLIO website or on the product packaging. Please have your model number (SM-829D2) and purchase details ready when contacting support.