NP-5 is an amplified audio player that simplifies the creation of interactive projects, didactic pathways, informative totems for exhibitions, musical scenarios, commercial spaces, relax areas and many more. NP-5 is a high-tech device of small dimensions, a flat metallic container suitable for any application in small spaces. Interactive audio player with microSD card slot; Class D Amplifier stereo 15+15W; 8 individually configurable logic ports, both as inputs (for sequential playback of audio files) for switches or touch-sensor, or as outputs for external relay activation; Ethernet LAN 10/100 port for I/O configuration, event schedule, track selection and control remote by 3rd parts systems; RS485 serial port for optional remote control; Audio Mixer for external stereo/mono source;