diff --git a/variants/heltec_v4/platformio.ini b/variants/heltec_v4/platformio.ini
index 113ba24a..12d772f2 100644
--- a/variants/heltec_v4/platformio.ini
+++ b/variants/heltec_v4/platformio.ini
@@ -199,6 +199,16 @@ lib_deps =
   ${heltec_v4_oled.lib_deps}
   densaugeo/base64 @ ~1.4.0
 
+[env:heltec_v4_companion_radio_usb_ps_femon]
+extends = env:heltec_v4_companion_radio_usb
+platform_packages = framework-arduinoespressif32 @ symlink://D:/esp32-2.0.17
+
+[env:heltec_v4_companion_radio_usb_ps_femoff]
+extends = env:heltec_v4_companion_radio_usb_ps_femon
+build_flags =
+  ${env:heltec_v4_companion_radio_usb_ps_femon.build_flags}
+  -D RADIO_FEM_RXGAIN=0 ; undefined (default on), 1=on, 0=off
+
 [env:heltec_v4_companion_radio_ble]
 extends = heltec_v4_oled
 build_flags =