ag Costsubu True Wireless Earpieces

Costsubu True Wireless Earpieces Product Information

  • Winner of Audio & Visual Prize VGP2021 in Japan

  • 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. It is enabled to deliver deep and multi-layered low, while having no compromise on vocals, bringing you a clear and authentic tone.

  • 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.

  • 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.

  • With 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.

  • COTSUBU was implemented with “Touch-Control Design”, making it convenient for daily use.

  • S’Next Co Ltd, which owns the Japanese audio brand final, makes use of the experience cultivated in contract development for major brands to create excellent products that are rarely encountered. It was born as a brand that can be realized at an affordable price.

  • The brand name ag comes from the ancient word thank you which means it is rare.

Technical Specification
  • Frequency Response:2~20kHz

  • Bluetooth version : 5.2

  • Playtime: 5 hours with single charge

  • Supported Codec: aptX,AAC,SBC

  • Battery: 200mAh Charging Case

In the Package
  • True Wireless Earbuds x 1

  • Charging Case x 1

  • Eartips x 3 sets

  • Charging Cable x1

  • 12 months

^Any items in product photos and videos but not stated in “In the Package” are for illustration only.

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