One of two identical picosatellite's (the other being XW-2F) are slightly larger that 1U CubeSats have amateur radio VHF / UHF transponders and telemetry down links.
Transmitters
Linear Transponder
Alive
True
Mode
USB
Invert
True
Uplink Low
435.270 MHz
Uplink High
435.290 MHz
Downlink Low
145.915 MHz
Downlink High
145.935 MHz
9k6 GMSK TLM
Alive
True
Mode
GMSK9k6
Baud
9600.0
Downlink Low
145.890 MHz
CW TLM 22wpm
Alive
True
Mode
CW
Baud
22.0
Downlink Low
145.910 MHz
Telemetry (frames)