Support automatic search and connection of Bluetooth devices for wireless audio transmission Built-in AEC elimination and ANC noise reduction circuit, gorgeous stereo, more pure sound quality Product description:Support audio equipment with audio input interface to realize wireless audio reception and transmissionSupports automatic search and connection of Bluetooth devices to realize wireless audio transmission Built-in AEC echo cancellation and ANC noise cancellation circuits, gorgeous stereo, more pure sound qualityBuilt-in enhanced signal sending circuit, the connection is faster and more stable without soundCompatible with dual lossless audio formatsSupport AUX IN/OUTAutomatic memory connection function, easier to operate and more convenient to connectBuilt-in battery, long battery lifeSmart compatible, Android, IOS system mobile phone and PAD, and all Bluetooth audio devicesThe product connection is simple, and the driving and downloading of the APP are cumbersome;The launch status supports one-to-two functionStereo support in transmit mode