SPRACHT Conference Mate Portable Bluetooth Speaker: Compatible with most NFC (near-field communication)-capable and Bluetooth devices; full duplex; omnidirectional microphone array; DSP noise cancellation

This Spracht Conference Mate MCP-3022 speaker features 2 omnidirectional microphones, along with a full duplex design, so you can speak and hear easily on conference calls. Stream high-quality music from your A2DP Bluetooth device when not on a call.