In just two months of time, COTSUBU was honored by the most recognized and prominent audio-visual award in Japan, VGP2021, for “Product of Best Value” and “Gold Award (Bluetooth TWS above 5000Yen below 7500 Yen)”.
Except keeping "Cream" and "Black", ag has introduced five whole new colour choices including 'Brownie", "Stone", "Sky", "Snow" and "Sakura", bringing you the best performance inside and out.
With just 3.5g of weight on one side, COTSUBU is the smallest and lightest product ever made by ag, giving you the best experience of enjoyment in music anywhere. COTSUBU also comes with Final Type-E TWS Earpieces in different sizes, ensuring the best fit and keeping your earphone sitting perfectly in your ear canals. With the light-weighted and ergonomic design, you could hardly feel anything in your ears other than pure joy while using COTSUBU everyday.
To ensure the top-notch tuning and sound quality, COTSUBU's tuning was completely supervised and monitored by Final, one of the most renowned audio brand in Japan with near 50 years of history. By minimizing the reliance on EQ and software tuning, COTSUBU is enabled to deliver deep and multi-layered low, while having no compromise on vocals, bringing you a clear and authentic tone.
Using the Qualcomm® QCC3040 chipset, COTSUBU supports Bluetooth 5.2 and codecs including APTX, SBC and AAC. COTSUBU also supports Qualcomm® True Wireless™ Mirroring, enabling your earphones to switch between "Primary" and "Secondary" earbuds automatically, enhancing the stability and efficiency in connectivity.
COTSUBU is equipped with Auto-Pairing function, where your earphones will automatically connect to your phone once the charging case was opened, saving your effort on pairing them each time. COTSUBU also supports Single-Side Mode, where your earphones will switch connecting priority seamlessly when any side was being put back in the charging case.
There is nothing to worry using COTSUBU in the rain or during your workouts with its IPX4 splashproof design. The outside of the earphone was also equipped with “MEMS microphone” and “Qualcomm cVc”, eliminating environment noise in your calls and improving the clarity of your voice. In terms of controllability, COTSUBU was implemented with “Touch-Control Design”, making it convenient for daily use.
QUALCOMM QCC3040，Bluetooth 5.2
Playback Hours (Approx.)
5 Hours/Charge, 20Hours including charging case
2 * 30mAh + 200mAh Charging Case
Charging Case，final Type E TWS Earpiece（SS,S, M）