2x 90w Surround Speakers 5.25inch Black 100.905uk\nAdastra Bc5-b - Bc5b 5.25inch Stereo Speakers Black Pair\nIndustry standard indoor speakers with ABS enclosures and a powder coated steel grille grille. Wall or ceiling surface mounting via the adjustable steel bracket. Each with standard 8 Ohms impedance and supplied in pairs for connection from a stereo amplifier. Main drivers have high quality coated paper cones for full-sounding low and mid-range frequencies, ideal for music playback and clear voice announcements.\nFeatures\n--2-way speakers\n--Complete with mounting brackets\n--Supplied in pairs\n--Available in Black and White\n--Note: Connecting leads not supplied\n--Optional mounting by M6 screw sockets\nTechnical Specifications\n--Woofer : 130mmDia (5.25\"") \n--Tweeter : 25mmDia (1\"") balanced dome tweeter \n--Power rms : 45W \n--Power max. : 90W \n--Colour : Black \n--Frequency response : 100Hz - 20kHz \n--Sensitivity : 88dB \n--Dimensions (each) : 180 x 240 x 180mm \n--Wei2