➤ 【2 in 1 Bluetooth transmitter and receiver】 The upgrade Bluetooth adapter can be used as a transmitter or receiver. With TX: turn your non-Bluetooth devices (e.g. TV, car) into your Bluetooth headphones / speakers For RX: can send audio from a Bluetooth device to a non-Bluetooth device (e.g. wired headphones / speakers). | ➤ 【Dual Stream & Multipoint Connection】 Support dual stream in TX mode and multi-point connection in RX mode, paired with two bluetooth devices (such as headphones or speakers). Share the music with your partner. NOTE: Low Latency does not support dual-pair mode. | ➤ 【Low latency and stability】 The low-latency technology of the IKOS Bluetooth adapter eliminates the Bluetooth audio delay, the signal is more stable and the sound quality is more pleasant. We recommend pairing two audio receivers of the same brand that both support low latency in order to avoid lip-sync delay. | ➤ 【Working 10h + 20m range】 The portable bluetooth transmitter can continuously play streaming media even when it is charged without worry of power failure. Can provide up to 10 hours of continuous audio playback or 400 hours of standby time. Can connect remotely in Realize range of 10 meters / 33 feet. You can enjoy the fun of freedom in every corner of the room. NOTE: The range can be affected by physical obstacles and radio interference. | ➤ 【what u get】 a Bluetooth 5.0 transmitter and receiver, a 3.5mm audio cable, a USB cable and a user manual. We provide 7 * 24 hour customer support, please feel very welcome to reach us if you have any problem (like bluetooth connection, return, replace, etc.)