Apple 661-7161 | 4GB DDR3-1600MHz PC3-12800 non-ECC Unbuffered CL11 240-Pin DIMM Dual Rank Memory Module

Here are the technical specs for the Apple 4GB DDR3-1600MHz Memory Module:

- Memory Type: DDR3 SDRAM
- Capacity: 4GB
- Speed: 1600MHz
- Latency: CL11
- Pin Count: 240
- Rank: Dual Rank
- Error Correction Code (ECC): Non-ECC
- Buffered/Unbuffered: Unbuffered

Helpful notes:
- This memory module is compatible with select Apple iMac, Mac Mini, and MacBook Pro models.
- Upgrading your computer's memory can improve overall system performance and multitasking capabilities.
- It's important to ensure compatibility with your specific device before purchasing and installing new memory modules.