Savvius WiFI Adapter for OmniPeek (802.11ac) Captures WiFi traffic for monitoring and analysis with Savvius Omnipeek software Supports 802.11ac and 802.11n captures, up to 2 transmit/receive chains Self-powered - USB 3.0 Dualband - captures wireless packets in both 2.4Ghz and 5.0Ghz bands Compatible with all standard international channels