Recently, Serui, a well-known peripheral manufacturer, launched a new wireless headworn game headset SIBERIA 840, which is equipped with Bluetooth function and can be compatible with PC, Mac, Xbox/PS4 and other game consoles and mobile devices. The dual replaceable batteries and Dolby 7.1 surround sound that have been equipped since the last generation are retained. In addition, new functions such as Bluetooth connection and software optimization are added. Sirui claims that through its exclusive new technology, it has further reduced the delay of wireless connection and can provide users with a game experience without delay. In addition, Cerro has added three different Dolby technologies, Dolby Headphone,+Dolby Digital+Dolby Pro Logic IIx， It is hoped that different Dolby technologies can maximize and optimize equipment performance. The current price of the headset is $329.99.