The existing Thai translation is good and meets the guidelines well. However, I can suggest a minor refinement for better Thai professional style:
**Improved translation:**
สตูดิโอบันทึกเสียง USB 2.0 ขนาด 4x2 สำหรับเดสก์ทอป
**Changes:**
- "ขนาด" (size/format) is more direct and professional than "แบบ" (type/kind) for specification descriptors
- "เดสก์ทอป" is the established Thai term for desktop in professional audio contexts, preferred over the localized "ตั้งโต๊ะ"
If you prefer to keep the existing phrasing closer to literal Thai idiom, the original is acceptable. Both versions preserve all technical requirements (USB 2.0, 4x2 specification, and formal register).