The new FW3 is a fully integrated, highly fidelity true wireless pair of earbuds that combines independent DAC, professionally tuned acoustic components, and a high-end Bluetooth chip that gives new meaning to what a HIFI TWS. 

FiiO naturally ensures FW3 earbuds great sound quality with the high-end 10mm carbon-based dynamic driver that allows a quick transient response as well as reduces the unwanted breakup leading to less overall distortion. 

The FW3 on each earphone features 2 physical buttons, which allow you to easily operate the earphones by pure touch with zero accidental touches, unlike touch-sensitive buttons. The Physical buttons are also placed perpendicular to the wearing angle, making it easier to use without resorting to too much force. 

Features: 

• Fully integrated HiFi TWS - A true HiFi DAC and amp design
• AK4332 DAC - A robust core, for robust listening
• Qualcomm Bluetooth chip QCC5141 - Efficient and stable, for smooth operation
• 10mm Carbon-based Dynamic Drive - Unleashing true audiophile-level quality
• 10-band Parametric EQ - Impart your style on every song
• 4 physical buttons - Intuitive with 0 mis-clicks
• 21h long battery life - A reliable companion, in a complicated world
• Specifically tuned frequency response - Meticulously tuned by acoustic experts