It runs at a 40 MHz speed over a 4 Bit bus. I'm confused about the memory card slot on PSP units. ซื้อ ชิ้น/ล็อต Memory Stick Pro Duo Reader สำหรับ PSP Adapter Converter Single และ Dual Slot CR Micro SD SDHC TF MS ที่ Aliexpress ในราคา ค้นหาผลิตภัณฑ์. ฿ 10% Off. แปลงเมมPSP จาก Micro SD เป็น Memory Stick Pro duo Slot Adapter Micro SD To Memory Stick Pro duo. Additional Information: The adapter has two slots, it will work when: One MicroSD/SDHC inserted (Please Insert To Slot 1 Only) Two MicroSD/SDHC inserted. . Can I use a regular memory card? What's a memory stick duo? Do I need it to save? Memory Stick & Memory Stick Duo / Memory Stick PRO & Memory Stick PRO Duo ; Memory Size, 32MB/64MB/MB, 32MB/64MB/MB, MB/MB/1GB/2GB. อะแดปเตอร์ Memory Stick MS Pro Adapter Dual 2 Slot Super Speed Card Reader Micro SD TF to Memory Stick MS Pro Adapter White Duo for Camera PSP. It has a transfer speed of around 20 MB/s. The Memory Stick PRO Duo is certainly the most used format in PSP usage.