It should be noted that this A1661 iPhone 7 Plus model supports FDD-LTE bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29, and 30, along with TD-LTE bands 38, 39, 40, and 41. It is designed for Verizon, Sprint, and many smaller US carriers (excluding AT&T or T-Mobile), as well as for China Mobile, China Telecom, and China Unicom in mainland China, and 3, China Mobile HK, CSL, and SmarTone in Hong Kong.
All iPhone 7 Plus models, regardless of carrier, have a 5.5-inch widescreen multitouch LED-backlit 1920x1080 "Retina HD" display (401 ppi, 625 cd/m2) and a solid-state, taptic-engine-powered "clickless" Home button. The device has three cameras: dual rear 12-megapixel cameras (one wide-angle f/1.8, one telephoto f/2.8) that use software for a 2x optical zoom and a 10x digital zoom, along with optical image stabilization, a six-element lens, and wide color capture. The front "FaceTime HD" camera is 7 megapixels and records 1080p video.
The iPhone 7 Plus has an aluminum body, is IP67-rated for splash, water, and dust resistance (not waterproof), and features stereo speakers and a Lightning port, but no traditional headphone jack. Initially, it was available in five colors: "silver," "gold," "rose gold," "black" (matte), and "jet black" (glossy), with Apple warning the jet black finish could show micro-abrasions. A (PRODUCT) RED Special Edition was offered from March 21 to September 12, 2017.
Internally, it is powered by a 64-bit quad-core "Apple A10 Fusion" processor, 3 GB of RAM, and 32 GB, 128 GB, or 256 GB of storage. (Jet black and red were initially 128/256 GB only; a 32 GB jet black model was added and the 256 GB option was discontinued for all colors on Sept 12, 2017). It also supports 802.11ac Wi-Fi with MIMO, Bluetooth 4.2, LTE (4G), and NFC for Apple Pay.
Apple estimates up to 60 hours of audio, 21 hours of 3G talk time, 13 hours of 3G/LTE internet, 15 hours of Wi-Fi internet, 14 hours of wireless video, and 16 days of standby.
In the US, this iPhone 7 Plus was initially sold unlocked but subsidized on a two-year Verizon or Sprint contract for US$319 (32 GB), US$419 (128 GB), or US$519 (256 GB). Unlocked and contract-free, it was US$769, US$869, or US$969. It was also available through leasing and installment programs like the "iPhone Upgrade Program" and "Apple iPhone Installments."