ACEMIC DV-100SET wireless camera recording microphone handheld microphone for interview TV program short movie producing. FEATURES: UHF 600-928MHz frequency range True diversity for maximun range and dropout protection PLL Synthesized circuit, pre-set 100 selectable frequencies IR sync downloading the frequency from receiver LCD display shows status of frequency, AF and RF signal etc Up to 300 feet(100m) line-of-sight operating range Special designed for Carema/DV applications SPECIFICATION: Comprehensive Performance: Frequency Range: 600-928MHz Modulation Mode: FM Dynamic Range: >100dB Frequency Response: 60Hz-17KHz3dB Total Harmonic Distortion: <0.5% at 1KHz Signal/Noise Ratio: ?105dB Receiver: Frequency Range: 600-928MHz Receive Sensitivity: -110dBm (sinad ?30dB) Signal/Noise Ratio: >105dB Audio Output: 1*3.5mm jack socket Transmitter: Frequency Range: 600-928MHz RF Power: 10mW Microphone Type: Condensor Directivity: Cardioid Battery Voltage: 3V (2x1.5V AA Battery) Power Consumption: 8 hours, battery-dependent Package Contents: Handheld Microphone 1pcs DV-100 Receiver 1pcs; Lapel microphone 1pcs; short microphone 1pcs 3.5mm jack cable 1pcs;