The design is compact and sleek, featuring a simple black square appearance. This device enables wireless transmission, playback, and control of o from Bluetooth-enabled devices such as smartphones, tablets, and other digital players within a range of up to 10 meters. It supports the Bluetooth 5.1 protocol and includes support for standard o profiles and device authentication. The unit is equipped with a standard 30-pin output port, allowing direct connection to compatible speaker docks or o input ports. The output level is optimized for full-power o performance without the need for external line amplification. By switching between connected transmitting devices, users can change o sources wirelessly without plugging or unplugging cables, eliminating the inconvenience associated with traditional wired setups. This allows greater freedom in positioning o sources, enabling high-fidelity sound throughout the room without keeping the source device close to the speaker. Features: - Bluetooth 5.1 support - Standard 30-pin interface - Dual indicator lights: flash alternately when not connected, blue light pulses slowly when connected - Automatic reconnection upon power-on (factory default setting) Setup Instructions: 1. Turn on the speaker and plug the device into the docking station. 2. Observe the front and rear LED lights flashing, indicating pairing mode and normal operation. 3. Enable Bluetooth on your smartphone, computer, or other Bluetooth-enabled device. 4. Search for available devices and select "I-WAVE" to pair. 5. Once paired, the Bluetooth indicator will pulse slowly, confirming a successful connection. 6. Begin wireless o playback. To switch to another playback device, disconnect the current Bluetooth source and pair with the new device. If connection issues occur, remove and reinsert the unit. Compatibility Notes: - Works with analog speakers only - Not compatible with digital speakers - Not designed for use with car stereo systems Color: Black Material: Plastic Dimensions: Approximately 44 x 35 x 7 mm Package Contents: 1 x Bluetooth Receiver Transmitter Note: Lighting and display settings may cause slight variations between the product color shown and the actual item. Measurement tolerance: ±1–3 cm.