... for bureau of radio and television head-end DTV signal monitor, applies to TV wall surveillance, replace DTV STB, save space ... factor≤ 4%Audio outputAudio featuresConnector: BNC(nonequilibrium)Impedance: 600WOutput code rate:32kbps-384 kbpsQuantization: 16bitssampling frequency:32kHz,44.1kHz,48kHzAudio output ...