Fiber XGS/XG/G-PON OLT
Features:

(8) 10G SFP+ OLT ports
(4) 25G SFP28 uplink ports
(2) Hot-swappable power supply ports
Managed with the UISP application: Version 1.5.7 and later

Technical Specifications
Mechanical
Dimensions 442.4 x 285.6 x 43.7 mm (17.4 x 11.2 x 1.7")
Weight 5.29 kg (11.7 lb)
Enclosure material SGCC steel
Hardware
Networking interface (8) XGS/XG/G-PON OLT
(4) 1/10/25 Gbps SFP28 Ethernet*

*The four SFP28 ports don't support mixed speed at 25Gbps mode. Once one of the SFP28 ports is configured at 25Gbps mode, the others will be limited at 25Gbps too.
The SFP28 ports only support mixed speed when all ports are at 1Gbps or 10Gbps.
Management interface Ethernet out-of-band
Ethernet in-band
RJ45 serial console port
Bluetooth
Memory 512 MB DDR3
Onboard flash storage 64 MB NOR + 512 MB NAND
Power method (1) Universal AC input, 100-240V AC, 50/60 Hz
Power supply (2) Hotswap AC/DC PSU
Supported voltage range 100–240V AC
Max. power consumption 70W
Button (1) Factory reset
Operating temperature -10 to 45° C (14 to 113° F)
Operating humidity 10 to 95% non-condensing
Certifications CE, FCC, IC
LEDs
System Slow blinking white: system is booting
Fast blinking white: reset to default
Blinking white/blue: system is upgrading
Slow blinking blue: system is connecting to UISP
Fast blinking blue: locate system
Steady white: system is ready
Steady blue: system is ready and connected to UISP
MGMT port (1) White, steady on after link is up
PON ports (8) Steady white: PON link
SFP28 ports (4) White, steady on after link is up