Here is a pair of internal antenna for laptop wireless Half PCI-e/ PCI card, it supports 2.4GHz and 5GHz, and all wireless format include 802.11 a/ b/ g/ n/ ac and Bluetooth. 2.4/ 5.0GHz Half PCI-e/ PCI antenna for Wireless 802.11 a/ b/ g/ n/ ac and Bluetooth.
eBay