ag COTSUBU MK2 (AG-TWS09R)
Gebruikershandleiding vir COTSUBU MK2 Draadlose Oorfone
Model: COTSUBU MK2 (AG-TWS09R)

A Japanese Brand
1. Inleiding
The ag COTSUBU MK2 is the latest model of the popular COTSUBU wireless earphones, known for their compact size, lightweight design, and excellent sound quality. With cumulative shipments exceeding 300,000 units, this new 2024 model features renewed colors, even clearer sound quality, and added functionalities.
The earphone body is an ultra-compact and ultra-lightweight type, weighing approximately 3.5g per side, making it the smallest and lightest in the series. It offers a comfortable fit that makes you forget you're wearing them. Its deep-fit design ensures a snug fit in any ear, preventing accidental drops, even when removing a mask. This design also provides high sound insulation, effectively blocking out ambient noise without the need for active noise cancellation.

Image: ag COTSUBU MK2 earphones and charging case in Mint color.
2. Pakketinhoud
Maak asseblief seker dat alle items in die pakket teenwoordig is:
- COTSUBU MK2 Earphones
- Laaikas
- Earpieces (final TYPE E for TWS - SS/S/M sizes)
- USB-C-laaikabel
- Instruksie Handleiding
- 12-maande waarborgkaart
Note: Product packaging may change without prior notice. Depending on the time of purchase, you may receive a different product package. However, there is no difference in the product itself.
3. Opstelling
3.1 Laai die oorfone en houer
Before first use, fully charge the earphones and the charging case. Connect the provided USB-C cable to the charging port on the case and a USB power source. The charging time is approximately 1.5 hours.

Image: Mint colored COTSUBU MK2 earphones inside their charging case.
3.2 Koppeling met 'n Toestel
- Maak die laaikas oop. Die oorfone sal outomaties in paringsmodus gaan.
- On your device (smartphone, tablet, PC), go to Bluetooth settings.
- Select "COTSUBU MK2" from the list of available devices.
- Sodra dit gekoppel is, sal 'n bevestigingsgeluid speel.
3.3 Selecting the Right Eartips
The package includes final TYPE E earpieces in SS, S, and M sizes. Choosing the correct size is crucial for optimal sound quality and comfort. Experiment with different sizes to find the best fit that provides a secure seal in your ear canal.
Image: A woman wearing a pink COTSUBU MK2 earphone, illustrating the secure and comfortable fit.
4. Operating the Earphones
The COTSUBU MK2 earphones feature intuitive touch controls for various functions.
4.1 Basiese aanraakkontroles
| Aksie | Funksie |
|---|---|
| Enkele kraan | Speel/Pauseer Musiek, Beantwoord/Beëindig Oproep |
| Dubbeltik (regteroorknoppie) | Volgende Snit |
| Dubbeltik (linkeroorknoppie) | Vorige Snit |
| Drievoudige Tik | Aktiveer stemassistent |
| Lang druk | Verwerp oproep |
4.2 Touch Operation Disable Function
The COTSUBU MK2 includes a unique "Touch Operation Disable Function" to prevent accidental touches and allow for focused listening. To activate this function, tap either earphone 5 times consecutively. Once activated, all subsequent touch operations will be disabled. This also turns off announcement sounds and LED lights, making it ideal for situations where you want to concentrate on your content without distractions.
Image: A woman demonstrating the touch control feature on the ag COTSUBU MK2 earphone.
5. Onderhoud
Behoorlike onderhoud verseker die lang lewensduur en optimale werkverrigting van jou oorfone.
5.1 Skoonmaak
- Regularly clean the eartips and the mesh part of the earphones to prevent wax buildup, which can affect sound quality. Use a soft, dry cloth or a cotton swab.
- Wipe the charging contacts on both the earphones and the case with a clean, dry cloth to ensure proper charging.
- Do not use abrasive cleaners or immerse the earphones in water.
5.2 Berging
Always store the earphones in their charging case when not in use to protect them from dust, dirt, and physical damage.
6. Probleemoplossing
If you encounter issues with your COTSUBU MK2 earphones, try the following solutions:
6.1 Geen geluid of onderbroke geluid
- Maak seker dat die oorfone volledig gelaai is.
- Check if the earphones are properly paired with your device. Try re-pairing them.
- Ensure the volume on both your device and the earphones is turned up.
- Maak die laaikontakte op beide die oorfone en die omhulsel skoon.
- If only one earbud has sound, try placing both earbuds back in the case, closing it, waiting a few seconds, and then taking them out again.
6.2 Paringsprobleme
- Maak seker dat Bluetooth op jou toestel geaktiveer is.
- Ensure the earphones are in pairing mode (open the case).
- Forget the device from your device's Bluetooth settings and try pairing again.
- Move closer to your device and away from potential interference sources.
6.3 Laaikwessies
- Verifieer dat die USB-C-kabel stewig aan beide die kas en die kragbron gekoppel is.
- Probeer 'n ander USB-C-kabel of kragadapter.
- Maak die laaikontakte op die oorfone en binne-in die omhulsel skoon.
6.4 Fragility Concerns
Some users have reported concerns regarding the durability of the earphones over time, specifically with sound issues in one earbud or connection stability. While the product is designed for daily use, handle with care to prevent damage from drops or impacts. If issues persist, please refer to the warranty and support section.
7. Spesifikasies
| Kenmerk | Detail |
|---|---|
| Model Naam | COTSUBU MK2 |
| Modelnommer van die vervaardiger | AG-TWS09R |
| Handelsmerk | ag (by final Inc.) |
| Verbindingstegnologie | Draadloos (Bluetooth) |
| Oorplasing | In-oor |
| Koptelefoonvormfaktor | Ware draadloos |
| Geraasbeheer | Sound Isolation (Deep Fit Design) |
| Laai tyd | Ongeveer. 1.5 ure |
| Versoenbare toestelle | Tablets, Desktop PCs, Mobile Phones, Laptops |
| Produk Gebruik | Vermaak |
| Grootte | Klein |
| Pakket afmetings | 12.5 x 10.2 x 4 cm |
| Gewig | 150 g (package); approx. 3.5g per earbud |
| Kleur | Mint (other colors available) |
8. Waarborg en Ondersteuning
Your ag COTSUBU MK2 earphones come with a 12-month manufacturer's warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use.
For customer support, warranty claims, or technical assistance, please refer to the contact information provided in your warranty card or visit the official ag brand webwebwerf. Bewaar u bewys van aankoop vir waarborgvalidering.
Image: Charging case with text indicating a 1-year warranty.
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