2-way coaxial speaker with excellent sound qualitySwivel tweeter100 V transformer with 3 power tapsEasy installation with clipsHigh-quality, scratch-resistant plastic housing (ABS)For speech and background music in indoor PA systemsInput:100 V or 8 ohmsComponents:10 cm woofer (4")2.5 cm tweeter (1")Rated power (100 V):4 W RMS (green)8 W RMS (yellow)12 W RMS (red)COM (black)Rated power (8 ohms):12 W RMS (red)COM (black)Sensitivity:88 dB, ±3 dBMaximum SPL:91 dBFrequency range:50-20000 HzDimensions (D x D):202 x 94 mmWeight:1.3 kg