Check the listing for details. 4- Pack High Frequency Piezo Tweeter Motorola Type KSN-1005 Replacement. Color: Black, Condition: New. Listed at 11.49 USD. Sound Reinforcement Tweeter Overview: Very commonly used tweeter in musical instrument, sound reinforcement and DJ speaker systems, use in two way or three way speaker cabinets. It is also popular for use in carpeted automotive speaker boxes. Piezoelectric design offers excellent transient response, high efficiency, high power handling and very high immunity to burnout. Very high impedance at low frequencies eliminates the need for a crossover, making this a reliable and durable tweeter to incorporate into any speaker system. It is perfect for direct incorporation into multi tweeter arrangements. Specs:Color: BlackSpeaker Shape: SquareMotorola Type KSN-1005 ReplacementPower capacity: 75W/150W RMS/maxFrequency response: 2KHz~20KHzDimensions: 3.4" x 3.4"Mounting Depth: 3"SPL(Sound Pressure Level) 91db(W/M)Required Opening: 3-1/8" Diameter Fast And Free Shipping From Fla, USA!