74 DDX6021BT/DDX6051BT/DDX4021BT/DDX4051BT/DDX3021/DDX3051SpecificationsMonitor sectionPicture Size: 6.95 inches (diagonal) wide156.6 mm (W) × 81.6 mm (H)(DDX6021BT/DDX6051BT): 6.1 inches (diagonal) wide136.2 mm (W) × 72 mm (H)(DDX4021BT/DDX4051BT/DDX3021/DDX3051)Display System: Transparent TN LCD panelDrive System: TFT active matrix systemNumber of Pixels: 1,152,000 (800H × 480V × RGB)Effective Pixels: 99.99%Pixel Arrangement: RGB striped arrangementBack Lighting: LEDDVD player sectionD/A Converter: 24 bitAudio Decoder: Linear PCM/Dolby Digital/dts/MP3/WMA/AAC/WAVVideo Decoder: MPEG1/MPEG2/DivXWow & Flutter: Below Measurable LimitFrequency ResponseSampling frequency;96 kHz: 20 – 22,000 Hz48 kHz: 20 – 22,000 Hz44.1 kHz: 20 – 20,000 HzTotal Harmonic Distortion: 0.010% (1 kHz)S/N Ratio (dB): 99 dB (DVD-Video 96 kHz)Dynamic Range: 98 dB (DVD-Video 96 kHz)Disc Format: DVD-Video/VIDEO-CD/CD-DASampling frequency: 44.1/48/96 kHzQuantifying Bit Number: 16/20/24 bitUSB interface sectionUSB Standard: USB 2.0 Full SpeedFile System: FAT 16/32Maximum Power Supply Current: DC 5 V 1 AD/A Converter: 24 BitVideo Decoder: MPEG1/MPEG2/DivXAudio Decoder: MP3/WMA/AAC/WAV (Linear PCM)Bluetooth section (DDX6021BT/DDX6051BT/DDX4021BT/DDX4051BT)Technology: Bluetooth 2.0 CertifiedFrequency: 2.402 – 2.480 GHzOutput Power: +4dBm (MAX), 0dBm (AVE), PowerClass2Maximum Communication range: Line of sight approx. 10m (32.8 ft)ProfileHFP (Hands Free Profile),OPP (Object Push Profile),PBAP (Phonebook Access Profile),A2DP (Advanced Audio DistributionProfile),AVRCP (Audio/Video Remote ControlProfile)