1. Pengenalan
The Koss Porta Pro Wireless 2.0 headphones combine the iconic design and legendary sound of the original Porta Pro with modern wireless technology. These on-ear headphones deliver breathtaking high-fidelity audio from 15-25,000 Hz, featuring deep bass and crisp highs. Designed for comfort and portability, they offer extended battery life and versatile connectivity options.
This manual provides detailed instructions for setting up, operating, and maintaining your Porta Pro Wireless 2.0 headphones to ensure optimal performance and longevity.
2. Apa yang Termasuk
Your Koss Porta Pro Wireless 2.0 package includes the following items:
- Koss Porta Pro Wireless 2.0 On-Ear Headphones
- Soft Shell Carrying Case
- USB-C to 3.5mm Analog Audio Pass-Through Cord
- Kabel Pengecas USB-C
- Panduan Produk / Manual Pengguna

Figure 2.1: Koss Porta Pro Wireless 2.0 Headphones and included accessories.
Video 2.1: Official Unboxing of the Porta Pro Wireless Headphones by Koss Stereophones, showing all contents.
3. Persediaan
3.1 Mengecas Fon Kepala
Before first use, fully charge your Porta Pro Wireless 2.0 headphones. A full charge provides over 20 hours of play/talk time.
- Cari port pengecasan USB-C pada cuping telinga fon kepala.
- Connect the provided USB-C charging cable to the headphone's USB-C port.
- Connect the other end of the USB-C cable to a compatible USB power source (e.g., computer USB port, USB wall adapter).
- The LED indicator on the headphone will show charging status (refer to the product guide for specific LED behaviors).

Figure 3.1: Headphones showing 20+ hours of battery life and USB-C charging port.
3.2 Berpasangan Bluetooth
Pair your headphones with your Bluetooth-enabled device (smartphone, tablet, laptop) to enjoy wireless audio.
- Pastikan fon kepala dicas dan dimatikan.
- Press and hold the Power/Bluetooth button on the headphone until the LED indicator flashes rapidly (usually blue and red), indicating pairing mode.
- On your device, navigate to Bluetooth settings and turn Bluetooth on.
- Select "Koss Porta Pro Wireless 2.0" from the list of available devices.
- Setelah disambungkan, penunjuk LED pada fon kepala biasanya akan menunjukkan cahaya biru padu atau berkelip perlahan.

Figure 3.2: The internal wireless components enabling Bluetooth 5.2 connectivity.
3.3 Wired Connection (Analog Pass Through)
For wired listening, or when battery is depleted, use the included USB-C to 3.5mm audio cable.
- Connect the USB-C end of the analog audio cable to the USB-C port on the headphone.
- Connect the 3.5mm end of the cable to the headphone jack of your audio source.
- Fon kepala akan bertukar secara automatik kepada mod berwayar.

Figure 3.3: Headphones connected to a laptop using the analog pass-through cable.
4. Arahan Operasi
4.1 Kawalan Ke Atasview
The Porta Pro Wireless 2.0 features integrated controls on the earcup for easy management of audio and calls.

Figure 4.1: Control layout on the headphone earcup, indicating Power On/Off, Voice Assistant, Pause/Play, Volume Up/Skip Track, and Volume Down/Previous Track.
- Hidupkan/Mati Kuasa: Press and hold the multi-function button (usually the center button) for 3 seconds.
- Main/Jeda: Tekan sebentar butang berbilang fungsi.
- Kelantangan: Tekan butang '+'.
- Perlahankan suara: Tekan butang '-'.
- Lagu Seterusnya: Tekan dan tahan butang '+'.
- Trek Sebelumnya: Tekan dan tahan butang '-'.
- Jawab/Tamatkan Panggilan: Tekan sebentar butang berbilang fungsi semasa panggilan masuk.
- Tolak Panggilan: Tekan dan tahan butang berbilang fungsi semasa panggilan masuk.
- Aktifkan Pembantu Suara: Tekan dua kali butang berbilang fungsi.
4.2 ComfortZone Adjustment
The unique ComfortZone system allows you to adjust the temporal pad pressure for a personalized fit.
- Locate the "ComfortZone" slider on the temporal pads.
- Slide towards "FIRM" for increased pressure and a more secure fit.
- Slide towards "LIGHT" for reduced pressure and a more relaxed fit.

Figure 4.2: Adjusting the ComfortZone slider for optimal fit.
4.3 Lipatan untuk Kemudahalihan
The Porta Pro Wireless 2.0 features a unique collapsible design for easy storage and transport in its included soft shell carrying case.
- Gently fold the earcups inwards towards the headband.
- The headphones will collapse into a compact form factor.
- Place the folded headphones into the soft shell carrying case for protection.

Figure 4.3: The collapsible design of the Porta Pro Wireless 2.0 headphones for easy storage.
5. Penyelenggaraan
Proper care and maintenance will extend the life of your Koss Porta Pro Wireless 2.0 headphones.
- Pembersihan: Use a soft, dry cloth to wipe down the earcups and headband. Avoid using harsh chemicals or abrasive materials.
- Storan: When not in use, store the headphones in their provided soft shell carrying case to protect them from dust, dirt, and physical damage.
- Elakkan Kelembapan: Do not expose the headphones to excessive moisture or liquids. They are not waterproof.
- Suhu: Avoid storing or using the headphones in extreme temperatures (very hot or very cold).
6. Penyelesaian masalah
Jika anda menghadapi masalah dengan fon kepala anda, cuba penyelesaian berikut:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Fon kepala tidak dihidupkan. | Bateri lemah. | Cas fon kepala menggunakan kabel USB-C yang disediakan. |
| Tidak boleh berpasangan melalui Bluetooth. | Fon kepala tiada dalam mod berpasangan; peranti Bluetooth dimatikan; gangguan. | Ensure headphones are in pairing mode (flashing LED). Turn device Bluetooth off and on. Move closer to the device. Forget device on your phone and re-pair. |
| Tiada bunyi dari fon kepala. | Volume too low; not connected; incorrect audio source. | Increase headphone and device volume. Verify Bluetooth connection or wired connection. Check audio output settings on your device. |
| Kualiti bunyi kurang baik. | Weak Bluetooth signal; audio file kualiti. | Move closer to your Bluetooth device. Try a different audio file or streaming service. Ensure no physical obstructions. |
7. Spesifikasi
| Ciri | Perincian |
|---|---|
| Nama Model | Porta Pro Wireless 2.0 |
| Teknologi Ketersambungan | Bluetooth |
| Teknologi Komunikasi Tanpa Wayar | Bluetooth 5.2 |
| Julat Bluetooth | 10 Meter |
| Julat Kekerapan | 15-25,000 Hz |
| Sensitiviti | 101 dB |
| Impedans | 60 Ohm |
| Hayat Bateri | 20+ Jam |
| Port Pengecasan | USB-C |
| Jack Fon Kepala | 3.5 mm Jack (via included cable) |
| Jenis Kawalan | Butang Tekan |
| bahan | Plastik, Logam |
| Berat Barang | 6.7 auns |
| UPC | 021299197677 |
8. Waranti dan Sokongan
For detailed warranty information and customer support, please refer to the official Koss website or the warranty card included with your product. You may also contact Koss customer service directly for assistance with product registration, technical support, or service inquiries.
Official Koss Webtapak: www.koss.com





