Model: JET4-TWS-PULSE-dc0b2b32ac
The TOPTECH Jet-4 Bluetooth Speaker is a portable audio device designed for powerful sound output and versatile connectivity. It features a 4-inch woofer, disco lights, karaoke mode, and True Wireless Stereo (TWS) functionality for an enhanced audio experience. The speaker is equipped with a rechargeable battery providing up to 6 hours of playtime.

Imej: Depan view of the TOPTECH Jet-4 Bluetooth Speaker, showcasing its red and black design with the illuminated disco lights active.

Imej: A terperinci view of the speaker's top control panel, showing the microphone input, power switch, mode button, track controls, USB port, TF card slot, and DC 5V charging port.
| Control/Port | Fungsi |
|---|---|
| OFF / ON Switch | Menghidupkan atau mematikan pembesar suara. |
| Input MIC | Connects an external microphone for karaoke or public address. |
| Butang M (Mod) | Switches between Bluetooth, USB, TF Card, and FM Radio modes. |
| ◀◀ / V- | Short press for previous track; Long press to decrease volume. |
| ▶▶ / V+ | Short press for next track; Long press to increase volume. |
| ▶ / ▮▮ | Play/Pause button. In FM mode, long press to auto-scan stations. |
| T CARD Slot | Insert a TF (MicroSD) card for direct music playback. |
| U FLASH (USB) Port | Insert a USB flash drive for direct music playback. |
| Pelabuhan DC 5V | Charging port for the speaker's internal battery. |
Before first use, fully charge the speaker. Connect the provided USB charging cable to the DC 5V port on the speaker and the other end to a compatible USB power source (e.g., computer USB port, USB wall adapter). The charging indicator will show the charging status (specific indicator behavior not detailed in product info, typically a light changes color or turns off when full).

Image: A visual representation of a battery, symbolizing the speaker's rechargeable nature and the need for charging.
Cari MATI/HIDUP switch on the control panel. Slide it to the "ON" position to power on the speaker. Slide it to the "OFF" position to power off.

Image: The speaker highlighting its key features: easy portability, microphone port, karaoke mode, built-in disco lights, TF card slot, and USB port.
To achieve immersive stereo sound, you can pair two Jet-4 speakers together:

Image: Two Jet-4 speakers positioned symmetrically, with a smartphone in the foreground displaying a Bluetooth connection screen, illustrating the TWS pairing process.
Masukkan pemacu kilat USB ke dalam U FLASH port or a TF (MicroSD) card into the T CARD slot. The speaker will automatically switch to the corresponding mode and begin playing audio files (format MP3 disyorkan).
Sambungkan mikrofon ke Input MIC port. The speaker will automatically activate karaoke mode, allowing you to sing along with your music. Adjust volume using the V-/V+ buttons on the speaker or your connected device.

Image: A microphone with radiating sound waves, symbolizing its function for audio input and karaoke use.
The built-in disco lights automatically activate when the speaker is powered on, syncing with the rhythm of the music to create a dynamic visual effect.
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Tiada kuasa | Bateri habis. | Cas pembesar suara sepenuhnya menggunakan kabel USB yang disediakan. |
| Tidak boleh berpasangan melalui Bluetooth | Pembesar suara tidak dalam mod berpasangan; Bluetooth peranti dimatikan; Terlalu jauh dari peranti. | Ensure speaker is on and in Bluetooth mode. Turn device Bluetooth off/on. Move device closer to speaker (within 100ft range). |
| No sound from USB/TF card | tak betul file format; Card/drive not inserted correctly. | Pastikan audio files are MP3. Reinsert USB drive/TF card firmly. |
| Kelantangan rendah atau bunyi herot | Volume too low on speaker or device; Low battery. | Increase volume on both speaker and connected device. Charge the speaker. |
For warranty information and customer support, please refer to the contact details provided on the product packaging or visit the official TOPTECH webtapak. Simpan resit pembelian anda untuk tuntutan waranti.
Produk ini adalah daripada jenama perniagaan kecil. Sokong perniagaan kecil.
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