Product Name: Portable Suitcase Video Receiver with Duplex-Audio Model NO.: MV2025RH7-AJKYZ(4) Application: Video Transmission, Data Transmission, Image Transmission Weight: 10.1kg Dimension: 460mm*370mm*180mm Working Temperature: -25~55 Centigrade Trademark: ALLTECH Transport Package: Carton Specification: CE, ISO9001, SGS Origin: Shenzhen, China Product Description Functions & Features:1.4-CH A/V signal simultaneously receiving2.Builtin 4-CH A/V synchronous hard disk video recorder for video recording, video file play and backup3.MPEG-2/MP@ML/4:2:0 DVD decoding standard 4. En/decryption transmission5.Channels parameters panel configurable6. Full-featured PTZ camera remote control7.Wide working voltage range with feed short circuit protect and indication8.High definition image and hi-fi stereo output9.COFDM demodulation and high receiving sensitivity (single antenna -92dBm, diversity receiving-96dBm )10.Video receiving bandwidth adjustable, broadcasting level standard 11.Conference microphone and MIC audio input12.GFSK digital audio modulation13.Narrow audio transmitting bandwidth and high channel utilization 14. Audio sending time controllable to reduce the power consumption subject to situation Audio sensitivity adjustable with useless noise shieldingPower SupplyWorking voltage VAC220V±20VWorking current A≤5.5A@DC12.5V (if audio transmission is off)≤11.5A@ DC12.5V (if audio transmission is on)Video ReceivingFrequency input range170MHz~860MHzRF bandwidth1.25/2.5MHz or 6/7/8MHzRx sensitivity-96dBm~-20dBm@8M/-106dBm~-20dBm@1.25MDemodulationCOFDMVideo decoding standardMPEG-2/MPEG-4 compatibleConstellationQPSK/16QAM @ 1.25/2.5MHz; QPSK/16QAM/64QAM @ 6/7/8MHzFEC1/3, 2/3@ 1.25/2.5MHz; 1/2, 2/3, 3/4, 5/6, 7/8 @ 6/7/8MHzCarrier2KGUI1/8, 1/16 @ 1.25/2.5MHz; 1/4, 1/8, 1/16, 1/32 @ 6/7/8MHzVideo output level1~1.2Vp-p@75ΩVideo output formatPAL/NTSCVideo white bar amplitude mV650~720mVVideo synchronous amplitude mV260~275mVVideo amplitude-frequency characteristic dB0~4.8MHz-0.5~1.55.5MHz-4.0~1.5Rx feed output voltageDC10V~DC12VRx feed output current (MAX)300mA@DC12V(MAX)Audio outputRight channelCommandCommand air baudrate600bps~19200bpsPower output≥32dBmKeyboard communication protocolPelco-P such multiple protocols with baudrate adjustableKeypressRubber button, numeric keypad, camera function keysAudio TransmissionAudio Tx frequency470.5~479.950MHz, factory setting:479.950MHzAudio Tx power output≥40dBmAudio Tx modulationGFSKSHG>62dBcFrequency interval150KHzAudio encoding overall bitrate4800bpsAudio sample8KHz 16bitAudio Tx delay1~60 SAudio input signal strength (MAX)320mVppHard Disk RecordingVideo formatPAL/NTSCVideo encodingH.264Video resolutionD1, CIF, QCIFVideo frame rateAdjustable, standard: PAL, 25f/s; NTSC, 30f/sVideo bitstreamD1 (1000~1500kbps), CIF(400~600kbps), QCIF (192~384kbps)SATA hard drive capacity500GVideo DisplayMonitor size10.4 inchAspect ratio4: 3LCDTFT LCDDisplay area (mm)211.4×158.4Maximum resolution640×480Dot pitch0.33mmDisplay color16.2 MBrightness250cd/m 2Contrast350:1Response time5msPhysical InterfacesVideo output interface75Ω, BNC, 1~1.2Vp-pAudio output interface600Ω, single track, lotus socketRx RF input interface50Ω, N socketTx RF output interface50Ω, UHF socketAudio inputConference microphone 6.35mm, MIC 3.5mmUSB interfaceMountable USB flash disk video recordingRS232 control interfaceDB9 male, standard RS232 level, 9600, 8, N, 1RS232 data interfaceDB9 male, standard RS232 level, support 1200~115200Network interfaceRJ45, 10/100M self-adaptedDC power inputAnton bauer mountAC power input3-core power IEC socketEnvironmentWorking temperature-25°C~55°CStorage temperature-40°C~70°CAppearanceDimension600mm×391mm×230mmWeight16.5kgBattery weight1.1kgColorBlack