The VP4571 Bluetooth Stopwatch Presenter from SMK-Link is a power presentation tool designed for the Apple Keynote Program. An integrated stopwatch with LCD display enables the presenter to effectively manage time. Designed with 5 intuitive presentation control buttons, a unique scroll wheel for long document maneuver and a built-in laser pointer to bring audience focus. The VP4571 features up to 33 feet of wireless freedom for effortless presentation delivery. With an on/off switch to conserve power and without the need for a proprietary receiver dongle, the device is travel-friendly. Designed for easy pairing with Bluetooth Mac systems, the VP4571 remains connected to the system once set up.On August 15, 2007 SMK Electronics Corporation, USA acquired Interlink Electronics" Branded and OEM Remote Control Divisions. As a result, SMK-Link Electronics Corporation was formed. SMK-Link, based in Camarillo, CA is the exclusive manufacturer and marketer of Interlink Electronics branded presentation products. SMK-Link supplies Interlink-branded presentation products to corporate, government and educational markets. Designed to increase the effectiveness of PowerPoint presentations, Interlink"s branded products include presentation remote controls, wireless keyboards and ultra-portable presentation speaker systems.