... <90% Dimensions180mm*145mm*45mm * Our Advantages--- more outstanding in security field1. Superhigh anti-shock, water-proof, dust-proof ... 3. Support D1 each Channel, PTZ Control, 3G remote monitoring4. Best after-sale service with 2 years warranty, lifetime maintaince5. Support ... analysis.* Successful cases of Applications Our DVRs are widely used in bus, car, taxi, dangerous cargo truck, police car ...