FIRO specializes in high-quality Bluetooth audio products, including advanced true wireless earbuds and retractable mono headsets for active lifestyles.
FIRO, operated by Guangzhou FIRO Electronics Technology Co., Ltd, is a dedicated manufacturer of advanced Bluetooth audio solutions. Established in 2009, the brand focuses on designing, developing, and producing innovative wireless earphones, true wireless (TWS) earbuds, and mono headsets.
Their products, such as the FIRO True Wireless Earbuds and the H16 Retractable Mono Headset, feature modern conveniences like Active Noise Cancellation (ANC), Environmental Noise Cancellation (ENC), IPX7 water resistance, and long-lasting battery life catering to both professional use and recreational activities.
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Open the charging case to power them on automatically. Turn on Bluetooth on your mobile device, search for your specific FIRO model (e.g., 'RS3304488'), and select it to connect.
A flashing red light indicates that the case is currently charging. A solid red light means the case is fully charged.
Long press the multi-function button (MFB) on the right earbud for 2 seconds to cycle through ANC ON, ANC OFF, and Transparency Mode.
Many FIRO audio products, like the H16 Retractable Mono Headset, feature an IPX7 waterproof rating, making them highly resistant to water and sweat for outdoor activities and exercise.
Click the multi-function button (MFB) five times simultaneously on both the left and right earbuds to clear the Bluetooth pairing history.