SKU: YM6590 Categories: ,


The Compact-4BT radio features Satel’s latest in UHF radio technology based on the M3-TR4 module. Fully enclosed in an IP67-rated housing providing water and dust proofing, this radio also includes an all day battery and Bluetooth (2.1 & BLE 4.1) for fully wireless connectivity.

Additional Features:

  • Combined data/power port allows for simultaneous charging and RS232 or USB data connectivity
  • Wireless Configuration via freely available Android App (iOS App coming soon)
  • Multiple mounting options available to attach to poles, tripods, and others
  • Built in AES128 encryption available
  • Wide variety of compatibility options, including Satel’s entire line of UHF radios, as well as equipment from many other manufacturers, including Leica, Topcon, Trimble, PacCrest, Javad, and many more

Additional information

Data Interface

RS-232 Serial, USB (via integrated serial-to-USB), Bluetooth 2.1, Bluetooth BLE 4.1

Max. Data Port Speed

115.2 kbps

Max. Throughput

up to 28.8 kbps (25kHz channel), 14.4 kbps (12.5 kbps channel)

Frequency Range

403-473 MHz


12.5 / 25 kHz (software selectable)

Transmitter Power

100, 200, 500, 1000 mW (UHF), 10 mW (Bluetooth)

Data/Power Connector

M12 (A coding)

RF Connector Type

TNC-female, 50 ohm

Operating Voltage

12-30V (charging)

Power Consumption

5.8W @ 1W TX, 1.3W RX, 7.4W Charging


165 mm


55 mm


55 mm


420 g