diff --git a/variants/heltec_v4/platformio.ini b/variants/heltec_v4/platformio.ini
index fabf382..23b53a1 100644
--- a/variants/heltec_v4/platformio.ini
+++ b/variants/heltec_v4/platformio.ini
@@ -434,3 +434,39 @@ lib_deps =
 extends = Heltec_lora32_v4
 build_src_filter = ${Heltec_lora32_v4.build_src_filter}
   +<../examples/kiss_modem/>
+
+; ===== Heltec V4 Relay Radio =====
+[Heltec_v4_relay]
+extends = heltec_v4_oled
+build_flags =
+  ${heltec_v4_oled.build_flags}
+  -I examples/relay_radio/ui-new
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=10
+  -D DISPLAY_CLASS=SSD1306Display
+  -D RELAY_PIN=6
+  -D ONE_WIRE_BUS=20
+  -D LORA_FREQ=868.731018
+  -D LORA_BW=62.5
+  -D LORA_SF=7
+  -D LORA_CR=7
+  -D ADVERT_NAME='"Relay"'
+;  -D MESH_PACKET_LOGGING=1
+;  -D MESH_DEBUG=1
+build_src_filter = ${heltec_v4_oled.build_src_filter}
+  +<helpers/ui/SSD1306Display.cpp>
+  +<helpers/ui/MomentaryButton.cpp>
+  +<helpers/esp32/*.cpp>
+  +<../examples/relay_radio/*.cpp>
+  +<../examples/relay_radio/ui-new/*.cpp>
+lib_deps =
+  ${heltec_v4_oled.lib_deps}
+  densaugeo/base64 @ ~1.4.0
+
+[env:heltec_v4_relay_radio_usb]
+extends = Heltec_v4_relay
+
+[env:heltec_v4_relay_radio_ble]
+extends = Heltec_v4_relay
+build_flags = ${Heltec_v4_relay.build_flags}
+  -D BLE_PIN_CODE=123456