The appearance is small and elegant, featuring 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 iPhone or iTouch via Bluetooth, as well as stream all audio files from any Bluetooth-enabled device.The standard 30-pin output port can be directly connected to an Apple dock or the audio line input port of an Apple device, allowing full power audio output without the need for additional line amplification.By connecting and disconnecting different transmitting devices, users can switch audio sources wirelessly without plugging or unplugging cables, eliminating the hassle associated with traditional audio equipment.This design frees users from cable constraints, enabling them to enjoy high-fidelity music anywhere in the room without placing the audio source within one meter of the speaker.Supports Bluetooth 5.1 protocol. Supports device authentication and automatic identification of compatible and non-compatible base audio devices. Transmission range: up to 10 meters. Interface: standard iPod 30-pin connector. Two indicator lights flash alternately when no connection is active; the blue light flashes slowly once a connection is established.Product Instructions:Brand: I-WAVE To use, 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. Since the device is factory-set to auto-reconnect, wait 30 seconds after powering on before initiating Bluetooth pairing.Once in pairing mode, enable Bluetooth on your mobile phone, computer, or other Bluetooth-enabled digital device.