Not just an audio signal adapter, but also a compact wireless controller for volume control, play/pause, forward/backward media navigation. The button can also function as a remote shutter for smartphones and tablets. Powered by a CR2032 coin cell battery (not included), its low power consumption design ensures long-lasting performance, minimizing the need for frequent battery replacements.Features: - Color: Black - Material: ABS - Universal Compatibility: Works with most iOS devices and most Android 4.0+ OS phones and tablets (Android Navigation not supported) - Easy to Use: Press and hold the "+" and "-" buttons simultaneously for 2 seconds to activate. The blue LED will flash. Turn on your phone or tablet, search for the smart remote, select "Smart Remote," and tap to connect and pair - Multi-Use: Functions as a wireless controller for smart devices, camera shutter remote, and music app controller - Long-Distance Control: Up to 10 meters (32.8 feet) wireless range for flexible use - Battery Powered: Uses a CR2032 coin cell battery with no external power source required; low power consumption design ensures extended usage on a single battery Note: Due to lighting effects, monitor settings, and manual measurement, slight variations in color and size may occur. Shipment Quantity: 1 Piece Package Contents: 1 x Wireless Remote Control Size: 36 x 36 x 8.5 mm (Allow 1–2 cm variation due to manual measurement) Color: Black (Note: Actual product color may slightly differ from the image due to monitor and lighting differences.)