7inch TFT LCD +ATSC+NTSC TV, especial for USA market. Srceen Size: 7 INCHES COLOR TFT LCD Display resolution: 1440(H)*234(V) Repose time(ms): R: 10/F: 20 Viewing angle: U: 40/D: 60 R/L: 60 Input ATSC frequency 54MHz 803MHz NTSC receiving frequency: 55.25MHz 801.25MHz ATSC SYS: 1. Tuner: Modulate: 8VSB, 64-QAM, 256-QAM; 2. Input Frequency: 54MHz~803MHz; Input Resistance: 75 Ohm 3. MPEG II Decode: A. Standard of decode: MPEG2 ISO/IEC 13818-2 MPEG2 MP@ML B. Input code rate: 19.4Mbit/s, video proportion: 4: 3, 16: 9 C. Video format: NTSC-M NTSC-4.43 D. Sound standard of decode: MPEG1, MPEG2 ( LAYER I/ II ) ATV SYS: 1. TV Receiveing: AIR: 2~69 CHANNELS; CATV(STD, IRC, HRC): 2~125 CHANNELS 2. Colour System: NTSC 3. Sound System: 4.5m Connection Port: External antenna input, stereo earphone jack, Audio/video jack, external power jack Inside Speaker: 0.5W x 2, 8 Ohm Video: 1VP-P 75 OHM (TWO ROUTE) Audio: 2VP-P double sound track ( left and right); Loudspeaker: Two, 40mm, Power supply: DC12V 10W Power Supply: Two options 1. AC power supply-AC adapter 2. Automobile storage battery (12V)-automobile adapter Volume: 212*178*40 (mm) Weight: 662g around Working Environment Temperature: 5~35 Storage Temperature: -40~60 Accessories: Bass Support, AC Adaptor, Earphones, AV Input cord, Car Adaptor and Remote control