UTEK UT-2501 RS-232 to CANBUS Converter TTL Level Standards: EIA RS-232, CCITT V.24 asynchronous protocol  Standards: EIA/TIA RS-232CCANBUS Interface: RS-232 female, CANBUS DB9 male, terminal block Working mode: asynchronous half-duplex  Transmission media: twisted-pair or Shielded cable Baudrate: 300BPS-115.2KBPS  Dimension: 63mmX33mmX17mm  Operating temperature: -40 to 85 Relative humidity: 5% to 95%  Transmission distance: more than 1,200m (CANBUS port), 5m (RS-232 port)