Alarm.com ADCSVR1001 1TB Stream Video Recorder Compatible Cameras: ADC-V520, ADC-V520IR, ADC-V620PT, ADC-V720, ADC-V720W, ADC-V721W, ADC-VS121, ADC-V820, ADC-VS120, ADC-VS420 Recording Channels: Up to 4-megapixel (1280x800/channels) Recording Throughput: 16 Mbps (4Mbps /each channel) Video Codecs: H.264, MPEG-4, JPEG Encode, Decode, Transcode, Transrate, Resize Included Accessories Power Adapter Ethernet Cord Hard drive handles Security wrench Cord ties