Nano Blue BLUETOOTH® Internal Antenna TE Connectivity's (TE) / Laird External Antennas Nano Blue BLUETOOTH® Internal Antennas are internal wireless device antennas that feature wide bandwidth to enhance the performance and application of portable wireless devices based on standards such as 802.11 and Bluetooth. The antennas are specifically designed to be embedded inside devices for aesthetically pleasing integration with high durability. TE / Laird External Antennas Nano Blue Bluetooth Internal Antennas are versatile, easy-to-use for 2.4 to 2.5 GHz Bluetooth, and IEEE 802.11 devices.