We have a cheap alternative for this product: Check out the Rx2 MF Mini .
Attention! This receiver does not have Bluetooth, for that you need the HET/S 24 BLE.
The Hörmann HET24 868 MHz is a 2-channel receiver with a frequency of 868.3 MHz.
The receiver is compatible with all older Hörmann HSM hand transmitters with blue buttons and code keypads with a frequency of 868.3 MHz (not BiSecur).