1: what software language do your hardware support ?
Reply: We can offer development kits in C++,C#.Net, VB ,Java
2: what are included your development kits ?are they offered free?
Reply:they include SDK,Demo software,Configure software ,Communication protocol.
Yes.They are offered free
3: Can we connect multi reader at the same time ? how to connect ?
Reply:Yes.You can connect 255pcs reader at the same time ,but you need to set different IP address for each reader.
You can connect by TCP/IP or RS485
4: When we read many EPC gen2 tags,they will are with same ID ,Why?
Reply:For all EPC gen2 tag,when they just come out from factory ,they all are with same ID number ,so you need to first init them ,then write different ID for them