Yorkville Sound ES21P Elite Series 21-Inch 2400 Watt Powered Subwoofer 100790024 the unit can be either

the unit can be either rack or trust-mounted and supports electrical isolation between inputs and outputs up to 1000 V between ports

625i50 PAL 4:3 or 16:9

Miniature condenser clip-on microphone for wind instruments

Discrete components and high-voltage operation offer dynamic range and detail not found in other single-channel tube preamps in its class

trouble-free operation

Yorkville Sound ES21P Elite Series 21-Inch 2400 Watt Powered Subwoofer 100790024 the unit can be eitherYorkville Sound ES21P Elite Series 21 Inch 2400 Watt Powered Subwoofer The ES21P is a 21 inch active subwoofer that dials up the watts to produce an astonishing amount of low end output. Adding to Elite's existing line of 12, 15 and 18 inch subwoofers, the ES21P is an accessible solution for demanding club and concert settings. Features 21 inch rear horn loaded subwoofer 2400 watts (3600 watts Peak) 142db Peak (136dB Continuous) 32 150 (Hz + 3dB)