diff --git a/docs/FAQ/en/hardware/external.md b/docs/FAQ/en/hardware/external.md
index bad98659d2674a75f7ed8abf4fccf17c1a0903bc..b658a7eb0c78646e8fd9190b221b874e9571ed89 100644
--- a/docs/FAQ/en/hardware/external.md
+++ b/docs/FAQ/en/hardware/external.md
@@ -18,7 +18,6 @@ Some supported models are shown in the table below. For more models, please cont
 | G Sensor          | I2C           | ADXL346/LIS2DH12TR/SCA7A20/BMA25x                |
 | NFC               | SPI/UART      | PL51NF001/RC522/PN532                            |
 | Wi-Fi             | UART          | ESP8266                                          |
-| BT/BLE            | UART          | ASR5801                                          |
 | Meter chip        | UART          | BL0939/HLW8110                                   |
 | Ethernet Chip     | SPI           | W5500/DM9051/CH395                               |
 | Ethernet Phy Chip | SPI           | YT8512/SZ18201/JL1101                            |
diff --git a/docs/FAQ/zh/hardware/external.md b/docs/FAQ/zh/hardware/external.md
index cc63e571d5285ab21b59c1dec3a2ab3dc352709b..04e5ef64e24a7ae4feca8441583e05d4259129d9 100644
--- a/docs/FAQ/zh/hardware/external.md
+++ b/docs/FAQ/zh/hardware/external.md
@@ -18,7 +18,6 @@
 | G Sensor | I2C | ADXL346/LIS2DH12TR/SCA7A20/BMA25x |
 | NFC | SPI/UART | PL51NF001/RC522/PN532 |
 | Wi-Fi | UART | ESP8266 |
-| BT/BLE | UART | ASR5801 |
 | Meter chip | UART | BL0939/HLW8110 |
 | Ethernet Chip | SPI | W5500/DM9051/CH395 |
 | Ethernet Phy Chip | SPI | YT8512/SZ18201/JL1101 |