100W Speaker Horn with Amplifier and 3-5 amp Power SupplyUsed for indoor and outdoor PA, outside car audio, marine applications and phone systems.Speaker Horn specs:Indoor / Outdoor Use UV ProtectedPower Handling: 50W RMS - 100W MaxFrequency Response: 350Hz - 9KhzOutput: 110dB Nominal Impedance:8 Ohms Magnet Weight: 11.6 Oz.Dispersion: 90 degree x 20 degree (2Khz)Dimensions: 11" x 6.5"Amplifier specs:USB, SD card input, FM Stereo radioBluetoothMP3 audio format playExternal audio inputGH-Power BTL outputDC 12V inputFM frequency range: 87.5MHz-108. OMHzFrequency response: 20Hz-20kHzOutput power: RMS 20W+20W 1KHzMax Output: 80 WattsHarmonic distortion: <0. 05% 4W 1KHzSNR: 85dBHigh control: 12dB ± 10KHzBass control: 12dB ± 100HThe signal level: 220MV 47KTwo main channel output. Use it in your car, your boat, your RV, your golf cart, your home anywhere you need a great amplifier with low distortion and acoustically accurate reproduction ofsound.Power Supply specs:3 Amp, 5 Amp SurgeConverts 117V AC to 13.8V DCLow RippleBuilt-in Voltage Surge ProtectionRed (+) Black (-) Direct Connect Binding PostsFemale Cigarette Lighter Socket JackMetal case