Nguyên nhân có thể do quá nhiều ứng dụng chạy ngầm, thiếu dung lượng RAM, hoặc ổ cứng bị phân mảnh. Khắc phục bằng cách giải phóng bộ nhớ, chống phân mảnh ổ cứng, và nâng cấp RAM.
- Size: 330*200*430mm - Case Size: 370*200*450mm - S/P VGA : 325mm , CPU Cooler : 160mm - Case ko fan , kính cường lực bên hông, led trip phía trước - S/P : ATX//M-ATX/ITX
LCD Philips 21.5" 221V8LB (Full Viền, VA, Full HD (1920 x 1080), 100Hz, 4 ms, 250 cd/m², VGA, HDMI)
Thông số sản phẩm
- Kích thước: 21.5" (1920 x 1080), Tỷ lệ 16:9 - Tấm nền VA, Góc nhìn: 178 (H) / 178 (V) - Tần số quét: 100Hz , Thời gian phản hồi 4 ms - HIển thị màu sắc: 16.7 triệu màu - Cổng hình ảnh: , 1 x HDMI 1.4, 1 x VGA/D-sub
Camera HDCVI Cooper 2MP Dahua DH-HAC-B1A21P , DH-HAC-B1A21P-VN
Thông số sản phẩm
• Độ phân giải 2.0 Megapixel cảm biến CMOS kích thước 1/2.7″, 30fps@1080P • Thời gian thực không trễ hình, độ nhạy sáng tối thiểu 0.04Lux/F1.85, 0Lux IR on, chế độ ngày đêm(ICR), tự động cân bằng trắng (AWB),tự động bù sáng (AGC), chống ngược sáng(BLC), Chống nhiễu (2D-DNR), • Tầm xa hồng ngoại 20m với công nghệ hồng ngoại thông minh • Ống kính cố định 3.6mmC • Chuẩn kháng nước IP67, vỏ plastic.
- Loa 2.1 kênh - Hỗ trợ kết nối Bluetooth 4.2 - Trang bị ngõ vào AUX, Optical, USB/SD với dung lượng lên đến 128GB - Có chức năng điểu khiển từ xa với remote kèm theo
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ĐÁNH GIÁ SẢN PHẨM