1. The appearance is small and elegant. The overall appearance is just a simple square. Through this device, users can sit 10 meters away and easily wirelessly transmit, play and control your compatible with iPhone, iTouch via Bluetooth. Or any audio files in the Bluetooth device 2. The standard 30PIN line output port can be directly connected to the compatible with Apple base or compatible with Apple audio line input port, and the output level can make the sound reach full power without additional line amplification 3. Through the connection and disconnection of various transmission equipment, the function of audio source switching without cables and zero plug-in and plug-in can be realized, saving the trouble of plugging and unplugging the cable of traditional audio equipment to switch the audio source 4. Release the user's shackles from the connection line, so that the user can enjoy hi-fi music anywhere in the room without having to place the audio source device within one meter of the speaker. 5. Note: Only analog signal speakers are supported, digital audio speakers are not supported. This item is not compatible with car stereo systems. This item is not compatible with digital signal speakers. Product instructions: Equipment identification: I-WAVE 1. Turn on the speaker, plug the product into the docking station, and the front and rear LED lights will start to flash quickly, indicating that it has entered the pairing mode, indicating that the device is working normally. Since the machine is factory-set to automatically reconnect, please turn it on for 30 seconds before pairing the Bluetooth device. 2. After the device has entered the pairing mode, turn on the Bluetooth function of the computer, mobile phone, etc. and other digital products with Bluetooth output function, and search or find the Bluetooth device, find the I-WAVE Bluetooth device to connect, 3. After the pairing is complete, the front and rear