Models B_XT-1WR2 Series DC/DC Converter 1 6 0 YSO690PR 7.0*5.0mm Programmable crystal oscillator 3 15 0 SMD crystal WTL5M85398FO 3 30 0 Ethernet controller W5500 3 25 0 Yageo surface mount multilayer ceramic capacitors 5 154 0 Yageo general purpose chip resistors RC_L series 7 223 0