The Raspberry Pi Zero W / WH extends the Pi Zero family. Launched at the end of February 2017, the Pi Zero W has all the functionality of the original Pi Zero, but comes with added WiFi and Bluetooth connectivity.
Raspberry Pi Zero WH offers all the benefits of the Pi Zero W, plus 40PIN pre-soldered GPIO headers.
It's perfect for everyone who doesn't own a soldering iron or who wants the soldering legwork done for them
Broadcom BCM2835 : 1GHz ARM11 single-core processor
Added wireless connectivity : 802.11 b/g/n wireless LAN;Bluetooth 4.1;Bluetooth Low Energy (BLE)