XVRs (X-Video Recorder) and DVRs are hybrid recorders that accept both analog HD (Turbo HD, HDCVI, TVI) and IP cameras — the ideal choice when you have an existing analog CCTV installation and want to add IP cameras without ripping out old cabling. CSL Systems stocks the complete Hikvision Turbo HD DVR and Dahua XVR lines from 4-channel entry-level to 32-channel enterprise recorders.XVR / DVR channel-count guide:4-channel Turbo HD DVR (Hikvision DS-7204HQHI-K1) — home / small shop with 4 analog cameras + up to 1 IP. ৳6,500 to ৳9,500.8-channel (DS-7208HQHI-K1, Dahua XVR5108HS-4KL) — office, café. ৳12,500 to ৳17,500.16-channel (DS-7216HQHI-K2) — showroom, mid factory. ৳22,000 to ৳32,000.32-channel (DS-7232HQHI-K2, Dahua XVR7432L-4KL-X) — school, hospital, large factory. ৳45,000 to ৳68,000.Why XVR over pure NVR? Existing analog installations with coaxial cabling can be upgraded to 4K resolution without recabling by swapping analog cameras for Turbo HD / HDCVI cameras. The XVR accepts both the new HD-over-coax cameras AND any additional IP cameras you add later, on the same recorder.Included features: H.265+ compression, Hik-Connect / DMSS mobile app, motion detection zones, email alert on motion, 24×7 recording, and multi-user access. Enterprise XVRs add AcuSense/WizSense analytics, ANPR, and HikCentral integration.See our Hikvision Turbo HD camera price list and Dahua HDCVI camera price list for compatible cameras. Call 01972277100 for sizing consult.