These versatile Audioline 3-way speakers can be mounted to a wall or ceiling and can be rotated180 degrees for perfect sound projection. Each has a 4" 100mm woofer and 2x tweeters (2" and Piezo 1"). Ideal for conference rooms, auditoriums, home theatres, study, studios, cafes or out on the patio. Weather resistant ABS plastic enclosure with aluminium grille for indoor / outdoor use. Main Features: Audioline 3-way indoor outdoor speakers Adjustable mounting bracket ABS plastic low resonance enclosure Aluminium grille 4" 100mm woofer 2" + 1" piezo tweeters 8oz magnet 100w max power handling per pair Dimensions:198x150x138mm (each) Sensitivity 89dB Frequency response 60-20kHz Impedance 8 ohms Brand new in box. Sold with 1 year warranty. Package Contents: 1 pair of speakers, 1 pair of mounting brackets.