Video inputs
Local video inputs: (2) 12G SDI
(2) HDMI™ 1.4a1 / DVI2
(2) 4K HDMI™ 1.4a (UHD/DCI)3 / DVI2
(2) USB 3.0 (UVC) – rear panel
Video over Ethernet5: RTSP4
NDI® 5, or NDI|HX6 (alpha channel support)
SRT (push)6
Browser
Connectors: (4) HDMI type A (female)
(2) BNC (female)
(2) USB-A (female) – rear panel
(1) RJ-45
Aspect ratios: 3:2, 4:3, 16:9, 16:10, and custom aspect ratios
Standard resolutions: PAL, PAL wide, NTSC, NTSC wide
Input resolution range: 640×480 to 4096×2160
Frame rate: Up to 60 fps7
Video input color spaces: HDMI: RGB 4:4:4, YCRCB 4:2:2, YCRCB 4:4:4
SDI: RGB 4:4:4, YCRCB 4:2:2
Deinterlacing: Yes
Maximum cable length for SDI: 300 ft
Maximum cable length for USB 3.0: 6 ft
Audio inputs
Analog audio inputs: (4) XLR pro line level (+4.0 dBu) up to 12.3 VRMS +24 dBu (balanced/unbalanced, mono or two L/R stereo pairs)
(1) RCA consumer line level -10 dBV (L/R stereo pair)
Connectors: (4) XLR (female)
(2) RCA (female)
Digital audio inputs9: (2) SDI8
(4) HDMI
(3) USB (rear panel)
(6) RTSP (from RTSP input over Ethernet)
(6) NDI (from NDI input over Ethernet)
(6) SRT (from SRT input over Ethernet)
Connectors: (2) SDI (female)
(4) HDMI (female)
(2) USB (female) – rear panel
(1) RJ-45 (female)
Audio gain control: 0 dB to +30 dB
Audio mute: Yes
Configurable audio delay: -300 ms to +300 ms
Video processing
Video output color space: 4:2:0, 8 bits per color
Video codec: H.264/AVC (ITU H.264, ISO/IEC 14496-10) 4:2:0, 8-bit color
– Encoding profile: High, Main, Baseline
– Profile levels: 3.0, 3.1,3.2,4.0,4.1, 5.1
Motion JPEG
NDI
NDI|HX
Bitrate: 1 to 50 Mbps (selectable)
Bitrate control: Constant
Hardware-accelerated video encoding: Optional
Video scaling: Software and hardware
Chroma keying: Upstream/downstream keying
Key frames: 1/2 s and 1 s up to 5 s in 1-second intervals
Audio processing
Compression: MP3, AAC, and PCM
Sampling rate: MP3: 22 kHz, 44 kHz, 48 kHz
AAC: 16 kHz, 22 kHz, 44 kHz, 48 kHz
PCM: 22 kHz, 44 kHz, 48 kHz
Bitrate: 64 to 320 kbps (MP3 and AAC)
Video output
Signal types: (1) HDMI 2.0 (port 1)
(1) HDMI 1.4a (port 2)
(6) H.264/AVC digital video over Ethernet
(4) NDI (unicast)
(6) RTSP
(6) SRT (push)
(6) HLS (push)
Connectors: (2) HDMI
(1) RJ-45 (female)
Encoded channels: Up to six 1080p channels at 30 fps or one 4K channel at 30 fps (recommended)
Streaming protocols: MPEG-TS and FLV
RTSP over TCP/UDP
SRT (push) over UDP
HLS (push) over HTTP/HTTPS
Multi-publish to streaming server / CDN (SRT, RTSP, RTMP, RTMPS)
HLS (pull) – Native Apple HTTP/HTTPS stream for iPad, iPhone, and iPod Touch
Multicast streams: RTP, MPEG-TS and RTP, and MPEG-TS over UDP and SAP
Resolution ranges: Recorded: 480p to 2160p
Streamed: H.264: 480p to 2160p
NDI streamed: 480p to 2160p
HDMI output ports: 480p to 2160p
Frame rate: Up to 60 fps
Formats: H.264/AVC (ITU H.264, ISO/IEC 14496-10) 4:2:0, 8-bit color
– Encoding profile: High, Main, Baseline
– Profile levels: 3.0, 3.1,3.2,4.0,4.1
Motion JPEG
NDI
Network traffic shaping (multicast streams): 4 Mbps to 95 Mbps (configurable)
Audio output
Analog audio output: (1) 3.5 mm stereo headphone jack – front panel
Digital audio outputs: RTSP, SRT, and NDI audio over Ethernet
HLS audio over HTTP/HTTPS
HDMI audio (embedded)
Monitor and control
Touch screen: 4.3 inch touch screen monitor (built in) resolution: 800×480
USB keyboard: Connect a standard USB keyboard (optional)
USB status light: Connect a single USB status light (optional); supported models:
– Kuando BusyLight UC Alpha and UC Omega
– Delcom Products USB HID single-color and multi-color signal indicators
Recording and storage
Record formats: AVI, MOV, MP4, and MPEG-TS
Upload image formats: JPEG, PNG
Internal hard drive: 512 GB SSD10
File transfer protocols: FTP, SFTP, SCP, AWS S3 client, and WebDAV client RSync
Network file share protocols: CIFS/SMB
File system for USB storage: FAT16, FAT32, XFS, EXT2, EXT3, EXT4, NTFS
External USB ports: (1) USB 3.0 – front panel
(2) USB 3.0 (UAV/UAC) – rear panel
Bitrate: Up to 50 Mbps
Communication
USB standards: USB 1.1, USB 2.0, and USB 3.0
HDCP compliant
Serial port: (1) Bidirectional RS-232 (female)
Serial port protocols: Data bits: 7 or 8 (default)
Stop bits: 1
Parity: None
Flow control: None, Hardware or Software
Serial port baud rate: 19200 bps
Ethernet host port: (1) RJ-45 (female)
Optional second port11
Ethernet data rate: 10/100/1000 Base-T, half/full duplex with autodetect
Dual NIC Yes11
Maximum Transmission Unit: 68 to 1500 MTU (configurable)
Protocols: DHCP, TLS 1.2, LDAP, mDNS, SAP, RTP, MPEG-TS & RTP and MPEG-TS/UDP, 802.1x, EAPOL, EAP-TTLS, EAP-TLS, PEAP, HTTP, HTTPS, NTP, PTP, FTP, SFTP, SCP
AWS S3
Network discovery/announce: SAP
Network security
802.1x EAP methods: PEAP, EAP-TLS, EAP-TTLS
Administration and control
Admin panel: Local web UI for full administration. On-screen display and mobile UI for confidence monitoring, administration, and control.

Local Admin panel access using a USB mouse, keyboard, and monitor connected directly to Pearl-2 with built-in virtual keyboard and touch-screen monitor support.
Epiphan Live: Local web-based UI to easily control streaming, recording, and switching.
Secure access: Multiple user accounts and passwords.
HTTPS for secure Admin panel and Epiphan Live access, as well as local network access to the live channel broadcast.
Remote access: Remote login for rescue troubleshooting and control.
Cloud versions of the Admin panel and Epiphan Live available for Internet access.
API: Yes (HTTP/HTTPS or RS-232)
Crestron driver: Yes, see https://applicationmarket.crestron.com/epiphan
Integrations
Content management systems: Kaltura
Panopto
YuJa
Opencast
Cloud access and management: Epiphan Edge
Control platforms: Crestron: https://applicationmarket.crestron.com/epiphan
Q-SYS: https://www.qsys.com/alliances-partnerships/epiphan-video/
General
Power supply: Internal: 100-240 VAC, 50-60 Hz
Power use: 0.8 A, 100-240 VAC
Operating temperature: 32° to 104° F (0° to 40° Celsius)
Cooling: Fan air flow: Bottom front to back
Enclosure: Metal
Form factor: Portable desktop model
19? rack mountable model
Dimensions (W × D × H): Pearl-2: 11.81? × 9.45? × 3.54? (300 mm × 240 mm × 90 mm)
Pearl-2 Rackmount: 19 ?” × 3½” × 10 ?” (485 mm × 89 mm × 276 mm) – dimensions include mounting tabs
Weight: Pearl-2: 8.38 lbs (3.8 kg)
Pearl-2 Rackmount: 12.1 lbs (5.5 kg)