1. Compact and elegant design with a simple square shape. This device allows users to wirelessly transmit, play, and control audio from Bluetooth-enabled devices such as smartphones, tablets, or MP3 players within a 10-meter range. 2. Features a standard 30PIN audio output port that can be directly connected to a docking station or audio input jack. The output level ensures full audio output without the need for additional line amplification. 3. Enables seamless audio source switching between different transmitting devices without the need for cables or physical plug-in changes, eliminating the hassle of manually switching inputs on traditional audio systems. 4. Eliminates the limitations of wired connections, allowing users to enjoy high-fidelity audio playback anywhere in the room without keeping the audio source within close proximity to the speaker. 5. Note: Supports only analog signal audio speakers. Not compatible with digital audio speakers or car stereo systems. Product Instructions: Device Identification: I-WAVE 1. Turn on the speaker and plug the product into the docking station. The front and rear LED lights will flash rapidly, indicating pairing mode and normal operation. As the device is factory-set to auto-reconnect, wait 30 seconds before initiating Bluetooth pairing. 2. Once in pairing mode, enable Bluetooth on your phone, computer, or other Bluetooth-enabled device. Search for available devices and select "I-WAVE" to connect. 3. Upon successful pairing, the Bluetooth LEDs will flash slowly, indicating a stable connection. Wireless audio playback can now begin. 4. To switch to another playback device, disconnect the current Bluetooth connection from the source device, then pair with the new device. If connection fails, remove and reinsert the adapter. Type: Bluetooth Receiver Adapter Output: 30PIN audio output Color: White Material: Plastic Size: 44 x 35 x 7mm Package Contents: 1 x 30 Pin Bluetooth 5.1 Audio Receiver Note: Lighting effects and display settings may cause slight color variations between the image and the actual item. Measurement tolerance: +/- 1-3cm.