embedded system with 8 gb ddr4 pre-installed memory/ 2 x pcie by 8 expansion/ 2.5&amp;amp;#34; 1tb hdd / tpm 2.0 / 9~36v dc/ 120w ac dc power adaptor / rohs suppliers批发采购, embedded system with 8 gb ddr4 pre-installed memory/ 2 x pcie by 8 expansion/ 2.5&amp;amp;#34; 1tb hdd / tpm 2.0 / 9~36v dc/ 120w ac dc power adaptor / rohs suppliers供应商和批发商