... channel output, BNC(200-3000mV, 5KΩ)DisplayDisplay Split1/41/4/81/4/8/9Resolution1920×1080, 1280×1024, 1280×720, 1024×768Tour DisplaySupportPrivacy ... four-sided zones for privacy masking for each cameraOSDCamera title, time, video loss, camera lock, motion detection, recordingRecordingCompressionH.264 / MPEG4Recording ... ×285mm×50mm(W×D×H)Weight3.0KG(without HDD) digital video recorder camera dvr