TUTOR PLUS PLAYER model – simulates a real player. The TUTOR PLUS PLAYER model (patented) simulates a player on the other side of the net. Simply press the button and the machine’s program will automatically throw balls with the selected speed and spin trajectory. TUTOR PLUS PLAYER with iPhone/Android remote control. Phone Multi-Function Remote – Requires free app download. Available for both Apple and Android phones. Automatically connects instantly via Bluetooth, no need for a wireless broadband connection. If this option is purchased, a Bluetooth receiver is installed in the machine. The TUTOR PLUS PLAYER model can also be used with power using our accessories. All Tutor Plus models are available with AC/DC configuration. This means that tennis can be played on any court without using mains power. A separate charger is not required as the machine charges the battery whenever it is plugged into electricity. Thus, the game can continue without interruptions, as the charger always keeps the tennis machine ready for play without needing to charge the battery. *Extended three-year warranty is available for an additional fee.