The appearance is small and elegant, with a simple black square design. This device allows users to sit up to 10 meters away and easily wirelessly transmit, play, and control audio from Bluetooth-enabled devices such as smartphones, tablets, or other digital players. It supports wireless transmission of all audio files from any connected Bluetooth device.The standard 30-pin output port can be directly connected to an audio receiver or amplifier's line input, delivering full power audio output without the need for additional amplification.By connecting and disconnecting different source devices, users can switch between audio sources wirelessly without plugging or unplugging cables, eliminating the hassle associated with traditional wired audio setups.This device frees users from cable constraints, allowing high-fidelity music playback anywhere in the room without requiring the audio source to be placed within one meter of the speaker.Supports Bluetooth 5.1 specification, ensuring stable connectivity and efficient power usage. Features include support for standard Bluetooth audio profiles and automatic recognition of compatible audio devices. Transmission range is up to 10 meters. Interface: standard 30-pin connector. Two indicator lights flash alternately when no connection is active; after pairing, the blue light flashes slowly to indicate a successful connection.Product Instructions: Brand: I-WAVE To begin, turn on the speaker and plug the product into the docking station. The front and rear LED lights will start flashing, indicating pairing mode and normal operation. Since the device is factory-set to automatically reconnect, ensure it is powered on before pairing with a Bluetooth device.Once in pairing mode, enable Bluetooth on your phone, computer, or other compatible digital device. Search for available Bluetooth devices and select "I-WAVE" to connect.After successful pairing, the Bluetooth indicator lights will flash slowly, confirming the connection is established and wireless audio playback is ready.During normal use, to switch to another playback device, disconnect the current Bluetooth source (from the device settings), then pair with the new device. If connection issues occur, remove and reinsert the unit to reset.Note: - Supports analog speakers only; not compatible with digital speakers. - Not compatible with car stereo systems. Color: Black Material: Plastic Size: Approximately 44 x 35 x 7 mm Package Contents: 1 x Bluetooth Receiver Transmitter Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement tolerance: +/- 13 cm.