BT040AACBHB352a$ 4.0" Color TFT-LCD video module. TFT LCD: 1. 4.0 inch TFT LCD panel BT040AANNHH$. 2. View angle (U/D/L/R):35/15/50/50 3. Resolution: 320*(RGB)*234 (pixels), 0.2535 (H) x 0.2640 (V) mm dot pitch. 4. Brightness (cd/m2): 350cd/m2 Typical. 5. Contrast Ratio: 350:1. 6. Active area: 81.12(H)*361.78(V) mm. 7. Panel Dimension: 93.0(W)×73.5(H)×3.50(D)(typ.). Video Board: 1. Power Requirements: 12.0V DC±10%. 2. Operating Temperature Range: 0~ +50ƨ. 3. Storage Temperature Range: -10~ +60ƨ. 4. Dimension (W x H x T): 73.5*54.6*7.5 mm. 5. Keyboard (optional): 5 Keys with OSD menu for image quality tuning supported. 6. Input Video: CVBS*1. 7. Input impedance: 75ȍ. 8. Video system: NTSC/PAL/SECAM auto detection. Ordering Information: Part NO. BT040AACBHB$ BT040AACBHB352$ BT040AACBHB352a$ BT040AACBHB352b$ BT040AACBHB352c$ BT040AACBHB352d$ BT040AACBHB352e$ BT040AACBHB352f$ Dimension: Option(1) Bracket V V V V Option(3) Option(2) Keyboard(with Host Cable keyboard cable) V V V V V V V V