It seems there might be a typo in your query. You wrote "iphone7p", but the iPhone 7 was released in 2016. The iPhone 7 Plus was the larger model released in 2016 as well.
If you're looking for information about the iPhone 7 Plus, here's a summary of its features and specifications:
iPhone 7 Plus (2016)
- Release Date: April 2016
- Display: 5.5-inch Retina HD display
- Processor: A7 chip (Apple's first 64-bit chip)
- Memory: 128GB or 256GB (available in both 128GB and 256GB)
- Camera: 12MP rear camera, 5MP front camera
- Battery: 2,940 mAh (29.4 Wh)
- Operating System: iOS 9.3.5 (updated to iOS 10 in 2017)
- Features:
- 4G LTE support
- 3D Touch
- FaceTime HD video
- Siri voice assistant
- Wi-Fi 802.11 a/b/g/n
- Bluetooth 4.0