Stereo lossless sound quality for clear communication and audio playback, includes speakerphone functionality. AUX interface for plug and play connectivity with compatible devices, offering simple setup without additional drivers or software. Working range up to 10 meters in open area, enabling flexible placement and movement while staying connected. Charging and power supply: microUSB port connected to a 5V supply; red indicator light shows charging status and turns off when full. Onboard power supply: 5V 1A switching power supply with input 24V for reliable operation and compact integration. Practical use scenarios Small meeting rooms and offices: use as a speakerphone for conference calls, allowing hands communication and clear audio for all participants. Desk and multimedia setups: connect via AUX to laptops or other audio devices for clear calls and stereo playback without complex wiring. Educational or training sessions: move within a classroom or seminar space up to 10 meters from the device while maintaining connectivity for presentations and group discussions.