ing ▁the ▁most ▁intuit ive ▁input ▁– ▁a ▁button ▁click ." ▁Back ▁then ▁quit ▁his ▁day ▁job ▁of ▁an ▁application ▁developer , ▁te amed ▁up ▁with ▁his ▁friend ▁Bo az ▁M end el , ▁a ▁product ▁designer , ▁and ▁started ▁working ▁on ▁the ▁development ▁of ▁the ▁Press y . ▁During ▁the ▁development ▁of ▁the ▁device , ▁the ▁team ▁grew ▁to ▁include ▁a ▁us ability ▁experience ▁special ist , ▁and ▁a ▁web ▁developer . ▁ ▁By ▁late ▁ 2 0 1 3 , ▁the ▁team ▁had ▁many ▁working ▁pro tot ypes ▁and ▁models ▁of ▁the ▁button , ▁all ▁of ▁which ▁were ▁made ▁using ▁ 3 D ▁printing . ▁ ▁Device ▁ ▁Press y ▁can ▁be ▁plug ged ▁into ▁a ▁phone ' s ▁head phone ▁socket . ▁The ▁button ▁links ▁with ▁the ▁Press y ▁application ▁and ▁when ▁pressed ▁can ▁be ▁used ▁to ▁access ▁various ▁functions ▁in ▁the ▁phone . ▁The ▁application ▁works ▁by ▁running ▁on ▁Android ▁as ▁a ▁background ▁service . ▁The ▁application ▁mon itors ▁the ▁head set ▁jack , ▁but ▁only ▁oper ates ▁when ▁Press y ▁is ▁clicked . ▁ ▁Press y ▁is ▁available ▁in ▁four ▁colors ▁- ▁black , ▁blue , ▁red , ▁and ▁white . ▁The ▁device ▁comes ▁with ▁a ▁key - ring ▁car rier ▁that ▁can ▁be ▁used ▁to ▁keep ▁the ▁device ▁when ▁not ▁being ▁used . ▁Press y ▁application ▁can ▁also ▁be ▁accessed ▁through ▁the ▁media ▁button ▁on ▁head ph ones ▁when ▁head ph ones ▁are ▁plug ged ▁into ▁the ▁phone . ▁ ▁Comp at ibility ▁▁ ▁The ▁application ▁is