The Drive Sleek OTR is a powerful cell phone signal booster kit specifically designed for the needs of today?s modern truck driver. This kit features everything you?ll need for your installation; the powerful 4G LTE booster cradle that fits all size phones (on all carriers), the top-performing 4G Trucker Cellular Antenna complete with 3-way mount, spring, variable length mast and coax, plus a variety of mounting options for your truck. Installation is easy, and once complete, you'll be able to enjoy significantly longer voice range and faster data speeds regardless of carrier.