XDB307-2 & -3 & -4 letoto la li-transmitters tsa khatello li hahiloe ka morero bakeng sa lits'ebetso tsa sehatsetsi, ho sebelisoa li-cores tsa ceramic piezoresistive sensing cores tse koaletsoeng ka har'a likoti tsa koporo. Ka moralo o kopaneng le o bonolo oa basebelisi, le nale ea valve e entsoeng ka mokhoa o ikhethileng bakeng sa boema-kepe ba khatello, li-transmitter tsena li netefatsa ts'ebetso e ntle ea motlakase le botsitso ba nako e telele. E etselitsoe ho fihlela litlhoko tse boima tsa li-compressor tsa sehatsetsing, li lumellana le lihatsetsi tse fapaneng. E sebelisoa haholo indastering ea moea le sehatsetsing, transmitter e fana ka litekanyo tse nepahetseng le tse tšepahalang tsa khatello.