Brand: Parts Express. MPN: 320-626. Replace or add an external antenna to your Bluetooth or Wi-Fi device or project. It adds distance and enables you to mount your wireless chip or wireless audio boards inside metal enclosures. Key Features: Antenna mounting socket includes 11.8 (300mm) pigtail for versatility Connector on pigtail mounts to PC boards with I-pex compatible sockets Antenna chassis socket with center prong SMA connector requires 1/4 hole Brass gold plated SMA connectors for best conductivity Right angle 2 long rubber antenna with common center female socket SMA connector Includes gold plated mounting hardware External Bluetooth/ Wi-Fi Antenna Kit with 11.8 (300 mm) Cable Replace a broken or missing Bluetooth of Wi-Fi antenna with this Bluetooth antenna kit. The 2 right angle rubber antenna fits into SMA male prong antenna sockets on most audio amplifiers dongles and other wireless transmit/receive devices. This kit is the answer for those Bluetooth or Wi-Fi projects that require a metal enclosure. Metal enclosures work great for blocking out or keeping in RF interference. Start by drilling a small 1/4 hole for the gold plated SMA socket into the metal enclosure and use the included hardware to secure the socket. Next snap the I-pex compatible connector at the end 11.8 pigtail into the I-pex socket on the PC board. If the PC board doesn t have this connector cut the connector off the pigtail and solder it directly to the antenna terminal trace. Screw the rubber antenna into the SMA socket and you now have Bluetooth or Wi-Fi receive/transmit capability even though your board is surrounded by metal. Specifications: Antenna connector: SMA Pigtail: 11.8 (300 mm) with I-pex center female socket Material: Gold plated brass Cable ohms: 50 Mounting hole required: 1/4 Mounting thickness: Up to 1/4 Rubber antenna: 2 right angle with center female socket. Product Details BrandParts ExpressPart Number320-626UPC848864062853Unit of MeasureEachWeight0.05 Product Specifications Board TypeBluetooth / Wi-Fi ReceiverSpecial FeaturesBluetooth / Wireless.