The easiest solution for streaming, recording, and switching
Pearl-2™ brings the pro features and processing power required for the most demanding live events including 4K streaming and recording, live switching, NDI support, and chroma keying. Add Epiphan Cloud and you can control Pearl-2 from anywhere to produce broadcast-quality content from a distance.
Requires the 4K feature add-on
Power up Pearl-2 with Epiphan Cloud™
Take control of Pearl-2 from anywhere with Epiphan Cloud’s powerful remote production capabilities.
-Full remote access
-Live switching and production from the cloud
-Centralized dashboard for monitoring devices
-Real-time alerting of any issues


Reach viewers everywhere
Simultaneously live stream to YouTube, Facebook, and other content delivery networks and content management systems using SRT, HLS, MPEG-DASH, custom RTMP/RTMPS, and RTSP. At the same time, use the built-in streaming server to stream locally to web browsers, smart TVs, and set-top boxes.Deep integration with Kaltura, Panopto, and YuJa video platforms means no complicated stream URLs to set up. Just schedule your webcast events or start streaming right from Pearl-2’s built-in touch screen.
Use SRT for high-quality, low-latency video streaming
The Secure Reliable Transport (SRT) protocol uses the latest in live streaming technology to keep your productions looking great. Add a remote guest or contributor over SRT to bring professional-quality sources into your Pearl-powered productions.

- Description
- Specifications
- What's Included
- Demo Videos
- Reviews
Epiphan Pearl-2 Live Stream Encoder is the easiest way to do 4K live streaming, switching and recording.
Reliable, simple live streaming with Pearl-2’s integrated live video production workflow. Manage your streaming, recording and live switching in one place with this all in one video encoder and video production system.
- Three live video mixer models
- Stream 6 HD sources at 30 frames per second
- CDN and streaming server support
- Arrange your sources into layouts
- Add custom branding
- Switch between layouts while streaming
FEATURES
Capture 6 video sources at once
Pearl-2 works with video sources from SD to 4K. Connect up to six sources at once to encode and stream one 4K Ultra HD program or up to six 1080p Full HD programs. Use any combination of your video sources connected to the HDMI, 4K HDMI or 12G SDI video input ports, or from IP cameras over your network.
Stunning 4K video
Harness the power of Pearl-2’s 6th generation Intel i7 processor to capture stunning 4K video at 30 fps. Pearl-2’s hardware-accelerated encoder provides flawless H.264 encoding for maximum compatibility and performance with any video portal or player.
Switch video sources live
Use the touch screen or Epiphan Live to preview and change the live content in your video programs. See changes immediately in your live video stream and on displays connected to Pearl-2’s 4K HDMI video output ports.
Stream to viewers everywhere
Simultaneously live stream to YouTube, Facebook and any other CDN or video portal. At the same time, use the built-in streaming server to stream locally to web browsers, smart TVs and set-top boxes.
Epiphan Live: Monitoring and switching made easy
Simple to use monitoring and live switching between sources or layouts using Epiphan Live, a control interface designed for touch screen devices. Control your streaming and recording from any mobile device or computer on your local network.
Pro audio support
Capture embedded HDMI and SDI audio or use the XLR/RCA ports for professional level audio from mixing consoles and sound equipment. Built-in attenuation and gain adjustment mean you get perfect sound fidelity.
Custom layout builder
Design your own custom layouts including picture in picture using the drag-and-drop editor in Pearl-2’s web-based Admin panel. Combine, crop and scale up to 6 video sources. Customize it completely with backgrounds, overlay images, text and timestamping.
Keep your recordings safe
Hold hundreds of hours of HD recordings on the 512 GB solid state hard-drive. Configure automatic file transfer to a local USB drive with USB 3.0 file transfer speed or to networked storage to ensure your files are always protected.
Single person operation
Control and monitor your live video production with Pearl-2’s touch screen. With a touch of the finger, turn on streaming, recording or switch the layout in the live stream. Connect your headphones and monitor audio using the front-mounted 3.5 mm audio jack and on-screen VU meter.
Plug and play, or tweak to perfection
Let Pearl-2 set everything for you automatically or use the web-based Admin panel to configure bitrate, frame size, layouts and more!
Output video to local displays
Show content to front of house or send it to a larger confidence monitor with Pearl-2’s two 4K HDMI video output ports. Configure to share any input source or switched program output.
Stream locally
Use Pearl-2’s built-in streaming server to share via unicast or multicast stream to up to 50 viewers with popular streaming protocols such as HTTP, HLS, FLV, ASF, UPnP and SAP.
Stream to CDNs
Publish your live video stream to a large audience using an enterprise streaming server or CDN using RTMP or RTSP. Image: Supported CDNs including Facebook Live, Youtube, Wowza, Livestream, Akamai, Ustream and others.
Capture ISOs in full detail
Stream your final program output, in any desired resolution, while also recording high quality ISOs for post-processing.
CMS/LMS integration
Pearl-2 integrates easily with content management systems (CMS) and with learning management systems (LMS) such as Blackboard, Kaltura, Mediasite and Moodle. Our customers love Pearl-2 because it works with the systems you already have in place.
Use Pearl-2 anywhere
Comes with a very rugged, hard-shell custom carry case to protect it while traveling.
About Epiphan Pearl Live Stream Encoder 2 4K feature Add-on
Epiphan Pearl-2 Live Stream Encoder is sold as a base model and uses add-ons to activate extra features. With the base model, you can create up to six 1080p Full HD video programs at 30 fps. The 4K feature add-on gives you 4K encoding and streaming capabilities. With this add-on activated you can create a 4K program comprised of up to 2 4K inputs and 2 HD or IP camera inputs.
Add-on details:
HD INPUTS | 4K INPUTS | OUTPUT PORTS | HARDWARE SCALING | |
Pearl2 Base | 6 × HD | – | 2 × HDMI | – |
Pearl2 with 4K feature | 4 × 4K + 2 × HD | ✓ | 2 × HDMI 4K | 4K to 1080p |
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
- Encoding profile: High, Main, Baseline
- 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:
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 ⅛” × 3½” × 10 ⅞” (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)
Regulatory compliance:
- FCC compliance: Part 15
- CE compliance:
- Directive 2014/30/EU – Electromagnetic Compatibility
- Directive 2014/35/EU – Low Voltage Directive
- Directive 2011/65/EU – RoHS
- Epiphan Pearl-2
- Ethernet cable
- Power cable (region specific)
- SDI cable
- HDMI cable
- DVI (female) to HDMI (male) adapter
- Hard shell carrying case
Get the Pearl 2 4K addon to add 4K to your device. Sold separately.