Denali Audio Wireless Bluetooth Dual Stereo Pairing Speakers, Large, Black Wirelessly Connect BOTH Speakers for True Surround Sound Stereo Playback Built-In Microphone for Hands-Free Calling Passive Bass Radiator for a Richer Sound Includes 2 Speakers That Can Work Independently or Together Includes USB Charging Cable, 3.5mm AUX Cable, and 2 Lanyards