2-DIN 6.5" 16:9 LCD Monitor; RDS,Fixed Touch Panel, FM/AM/Full TV receiver； Built in 45?4AMP,1AV Output, Compatible with DVD/VCD/CD Changer Unit; GPS Navigation Input Port. Audio Section Rated Output: 45W?4ch(KHz, 1﹪, 4Ω) Maximum Power Output: 50W?4ch Compatible Speaker Impedance: 4Ω Pre-AMPL Output Voltage: 2Vrms Pre-AMP Output Impedance:<200Ω AV Input/Output Section Video: 1 VP-P(75Ω) Audio: 500mVrms FM Stereo Radio Section: Frequency Range: 87.5-107.9MHz Usable Sensitivity: <10dBμ(S/N=30dB) S/N ratio: >50dB Power Supply: DC12V(11V-16V) Current Consumption: Less than 15A Operational Temperature Range: -20°C to +70°C Size: 178?100?185(W?H?D)