Boost your next promotion with crisp rich sound, using this Bluetooth speaker! For music or for conference calls, this 1 9/16" x 3 3/8" smooth metal speaker provides a high definition and resonant quality sound. Wireless and portable, it features a built-in microphone for hands-free phone calls and a control panel with on-speaker play/pause, change songs buttons and volume controls. The Bluetooth range is up to 30 feet. A line-in cable is included for use with non-Bluetooth enabled devices. The durable metal body is offered in multiple product colors and can be customized with your branding information to create an ideal marketing product!