The Cardin RQM486200 is a 2-channel receiver on 868.3 MHz with rolling code, compatible with the Cardin S486 remote controls, including:
TXQ4862P0 - Cardin S486 with 2 channels, TXQ4864P0 - Cardin S486 with 4 channels, TXQ486200 - Cardin TXQ486200 with 2 channels, TXQ486400 - Cardin TXQ486400 with 4 channels, TXC486200 - Cardin TXC486200 with 2 channels
Channel 1 has a normally open contact (NO), channel 2 a contact that can be used as normally open or normally closed (NO/NC). The supply voltage (12 or 24 V AC/DC) is set with a jumper.