The Alpha AM5 is a powered two-speaker stereo system that will revolutionize your traditional home audio experience. Featuring trickle-down acoustic technology from PSB’s most iconic speaker designs; the AM5 powered speaker includes a custom designed driver set with a ¾” aluminium ferrofluid-cooled tweeter and a 5 ¼” midbass woofer that together deliver a rich and detailed full-range sound. You can listen to favourites on vinyl with a built-in phono preamp; or stream music and playlists with high-quality Qualcomm aptX Bluetooth. It’s PSB legendary sound; for everything you listen to and enjoy. Key Features: - 5 ½” (133mm) Steel frame; polypropylene cone midbass woofer - ¾” (19mm) Aluminium ferro-fluid cooler tweeter with front waveguide - Built with a high-performance Class D amplifier with 50 watts - Acoustically engineered cabinet with a tuned port for low bass - Built-in phono preamp with a rear RCA input for turntables - Qualcomm aptX for high-quality Bluetooth streaming - Rear mounted volume control; sub out; and AUX inputs What's in the box? - Qualcomm® aptX™ Bluetooth - Dedicated RCA Phono Input - 3.5 mm Analog Input - Optical Input - USB DAC - USB Power Jack - IR Remote Control - Subwoofer Output