Beyma Cp22 1 Inch 8 Ohm 50 Watt RMS High Frequency Compression Bullet Tweeters The beyma CP22 compression bullet tweeter handles 25 watts RMS & 50 watts program 1.5" (37.6 mm) edgewound aluminium ribbon voice coil Aluminium diaphragm Precise directivity: 40 conical Compression tweeter designed for long-throw high frequency applications.