... 's the most superior plastic material at anti-cracking and anti-bending, anti-sun cracking within 5 years, while ... adopt normal plastic as ABS/PVC/etc., and comes to cracking and desformation under sunllight within 1/2~1 year ... ) / 50 (V) EIA, 15.734kHz(H) / 60Hz(V)Camera Port: DIN Socket A/V Port: RCA Socket Dimensions: 195mm ... support, 2×decorative lug, 4×installation screw 5.7" B/W CRT Monitor