1. Pengenalan
Thank you for choosing the SUNITEC BH840+ Bluetooth Headset. This manual provides detailed instructions for setting up, operating, and maintaining your headset to ensure optimal performance. Please read this manual thoroughly before use.

Image 1.1: SUNITEC BH840+ Bluetooth Headset with USB Dongle.
2. Kandungan Pakej
Sahkan bahawa semua item terdapat dalam pakej anda:
- 1 x SUNITEC BH840+ Wireless Headset
- 1 x USB Dongle Adapter
- 1 x Kabel Pengecasan USB-C
- 1 x Manual Arahan Pengguna (dokumen ini)
3. Produk Lebihview
Familiarize yourself with the components and controls of your SUNITEC BH840+ headset.

Image 3.1: Headset Controls and Ports.
- Butang pelbagai fungsi: Power on/off, Play/Pause, Answer/End call.
- Jilid +: Tingkatkan kelantangan.
- Jilid -: Kurangkan volum.
- Mute Switch/Next Song: Mute/unmute microphone, skip to next song.
- mikrofon: Dual ENC noise-canceling microphones.
- Type-C/Charging Port: Untuk mengecas set kepala.

Image 3.2: Adjustable Ear Hook and Boom Arm.
The headset features a 180° swivel ear hook and a 270° flip-boom arm for comfortable wearing on either ear.
4. Mengecas Alat Dengar
Sebelum penggunaan pertama, cas sepenuhnya alat dengar. Cas penuh mengambil masa kira-kira 1.5 jam.
- Connect the USB-C charging cable to the headset's charging port and the other end to a USB power source (e.g., computer USB port, wall adapter).
- The LED indicator will show charging status. Refer to the LED indicator section for details.
- Once fully charged, the headset provides up to 45 hours of talk time or 36 hours of music playback.

Imej 4.1: Maklumat Hayat Bateri dan Pengecasan.
5. Persediaan dan Berpasangan
5.1. Menghidupkan/Mematikan
- Hidupkan kuasa: Tekan dan tahan Butang Pelbagai Fungsi selama 3 saat sehingga penunjuk LED berkelip biru.
- Matikan: Press and hold the Multifunction Button for 5 seconds until the LED indicator flashes red and then turns off.
5.2. Bluetooth Pairing (Direct to Device)
- Pastikan alat dengar dimatikan.
- Press and hold the Multifunction Button for approximately 5-7 seconds until the LED indicator flashes red and blue alternately. This indicates pairing mode.
- On your device (smartphone, tablet, laptop with built-in Bluetooth), enable Bluetooth and search for new devices.
- Select "BH840" from the list of available devices.
- Setelah disambungkan, penunjuk LED akan berkelip biru perlahan.
5.3. Connecting via USB Dongle (for PC/Mac)
The included USB dongle provides a stable connection for computers without built-in Bluetooth or for optimized performance.
- Palamkan dongle USB ke port USB-A yang tersedia pada komputer anda.
- Power on the BH840+ headset. It will automatically attempt to connect to the dongle.
- The LED indicator on both the headset and the dongle will turn solid blue when connected.
- Ensure the BH840+ is selected as the audio input and output device in your computer's sound settings.

Image 5.1: Stable Connection with Computer via USB Dongle.
5.4. Connecting to Two Devices Simultaneously
The BH840+ supports connecting to two Bluetooth devices at the same time (e.g., a phone and a computer via direct Bluetooth, not with the USB dongle).
- Connect the headset to the first device (e.g., your phone) as described in section 5.2.
- Turn off Bluetooth on the first device. The headset will enter pairing mode again.
- Connect the headset to the second device (e.g., your computer) as described in section 5.2.
- Turn on Bluetooth on the first device. The headset should automatically reconnect to both devices.

Image 5.2: Steps for Dual Device Connection.
6. Arahan Operasi
6.1. Pengurusan Panggilan
- Jawab Panggilan: Tekan pendek Butang Multifungsi.
- Tamatkan Panggilan: Short press the Multifunction Button during a call.
- Tolak Panggilan: Tekan dan tahan Butang Multifungsi selama 2 saat.
- Dail Semula Nombor Terakhir: Tekan dua kali Butang Pelbagai Fungsi.
6.2. Main balik Audio
- Main/Jeda: Tekan pendek Butang Multifungsi.
- Lagu Seterusnya: Short press the Mute Switch/Next Song button.
- Kelantangan: Tekan butang Kelantangan + sebentar.
- Perlahankan suara: Tekan butang Kelantangan sebentar.
6.3. Fungsi Bisu
During a call, press the Mute Switch button to mute your microphone. Press it again to unmute. A beep sound will indicate the mute status.

Image 6.1: Mute Function and Voice Assistant Activation.
6.4. Pengaktifan Pembantu Suara
Triple-press the Multifunction Button to activate your device's voice assistant (e.g., Siri, Google Assistant).

Image 6.2: Activating Voice Assistant.
7. Memakai Alat dengar
The SUNITEC BH840+ is designed for comfortable wear on either your left or right ear.
- Adjust the ear hook to fit securely over your ear.
- Rotate the microphone boom arm up to 270° to position the microphone optimally towards your mouth.
- The ear hook can swivel 180° to switch between left and right ear wearing.
8. Keserasian
The SUNITEC BH840+ headset is compatible with a wide range of devices and platforms:
- Peranti: Laptops, Desktops, Mobile Phones, Tablets.
- Sistem Operasi: PC (Windows), Mac.
- Platform Komunikasi: Microsoft Teams, Zoom, Skype, and other leading collaboration and voice platforms.

Image 8.1: Wide Device Compatibility.
9. Spesifikasi
| Ciri | Spesifikasi |
|---|---|
| Nama Model | USB wireless headset BH840P |
| Teknologi Ketersambungan | Wayarles (Bluetooth) |
| Teknologi Komunikasi Tanpa Wayar | Bluetooth 5.0 |
| Julat Bluetooth | 10 Meter (33 kaki) |
| Hayat Bateri (Masa Berbual) | Sehingga 45 Jam |
| Hayat Bateri (Main Semula Muzik) | Sehingga 36 Jam |
| Masa Tunggu Sedia | Sehingga 60 Hari |
| Masa Mengecas | Lebih kurang 1.5 Jam |
| Port Pengecasan | USB-C |
| Mikrofon | Dual ENC Noise Cancelling |
| Berat Barang | 20 Gram (0.705 auns) |
| Dimensi Produk | 2.95 x 0.39 x 2.17 inci |
| Penempatan Telinga | Atas Telinga |
| Julat Kekerapan | 20 Hz hingga 20,000 Hz |
10. Penyelesaian masalah
If you encounter issues with your SUNITEC BH840+ headset, refer to the following common solutions:
- Alat dengar tidak dihidupkan: Pastikan alat dengar dicas sepenuhnya. Sambungkannya ke sumber kuasa menggunakan kabel USB-C.
- Tidak boleh berpasangan dengan peranti:
- Ensure the headset is in pairing mode (LED flashing red and blue alternately).
- Pastikan Bluetooth didayakan pada peranti anda.
- Gerakkan set kepala lebih dekat dengan peranti anda.
- Cuba mulakan semula kedua-dua set kepala dan peranti anda.
- Tiada bunyi atau kualiti bunyi yang lemah:
- Semak tahap kelantangan pada kedua-dua set kepala dan peranti anda yang disambungkan.
- Ensure the headset is selected as the default audio output device in your computer's sound settings.
- If using the USB dongle, ensure it is properly inserted and recognized by your computer.
- Jauhkan diri daripada sumber gangguan elektromagnet yang kuat.
- Mikrofon tidak berfungsi:
- Ensure the microphone is not muted (check the mute switch).
- Verify the headset is selected as the default audio input device in your computer's sound settings or phone's call settings.
- Adjust the microphone boom arm closer to your mouth.
- Headset disconnects frequently:
- Pastikan set kepala berada dalam julat Bluetooth 10 meter peranti anda.
- Avoid physical obstructions between the headset and the device.
- If using the USB dongle, ensure it is connected directly to a USB port, not through a hub if possible.
11. Penyelenggaraan
To ensure the longevity and optimal performance of your SUNITEC BH840+ headset, follow these maintenance guidelines:
- Pembersihan: Use a soft, dry, lint-free cloth to clean the headset. Do not use harsh chemicals, cleaning solvents, or strong detergents.
- Storan: Apabila tidak digunakan, simpan set kepala di tempat yang sejuk dan kering, jauh dari cahaya matahari langsung dan suhu yang melampau.
- Pendedahan Air: Alat dengar tidak kalis air. Elakkan pendedahan kepada air atau kelembapan berlebihan.
- mengecas: Use only the provided USB-C charging cable or a certified equivalent. Avoid overcharging the battery.
- Pengendalian: Do not drop, disassemble, or attempt to repair the headset yourself. This may void the warranty.
12. Waranti dan Sokongan
SUNITEC offers a Waranti 12 bulan for the BH840+ Bluetooth Headset from the date of purchase. This warranty covers manufacturing defects and workmanship under normal use.
For any questions, technical support, or warranty claims, please contact our support team. We aim to respond within 24 hours.
- Maklumat Hubungan: Refer to the contact details provided on the SUNITEC official webtapak atau platform pembelian anda.

Image 12.1: SUNITEC Company Logo.