... aspect ratio switch, underscan/overscan switch,.DC 6-24V wide range voltage.4 user-definable function buttons (F1, F2, F3 ... : 600:1Viewing Angle: 150°/ 130°(H/V) Input Voltage: DC 6-24VInput Signal: HDMI, YPbPr, AVCurrent: 450mA Standby Current: 50mAPower ... shade 1pieceBattery Plate (DU21/QM91D/F970) 2piece (choose 2 out of 3)DC adapter 1pieceManual 1copyBracket 1pieceLi-ion battery (optional) ...