Features:ERGONOMIC DESIGN: Beautiful and luxury design, More meet the hands, stylish and silk smooth touch. anti-skid, comfortable and portable, let you enjoy the great fun for gaming.2.4G WiFi+ BT4.0 WIRELESS TRANSMISSION: BT enabled for 8-10m range, reliable wireless connection. Pairs wirelessly with your iOS/Android smartphone.. The powerful transmitter instantly sends commands to your device without delay.3.5cm-6.8cm WIDTH FLEXIBLE HOLDER: Lock arm attaches your smartphone directly to the controller with perfect view angle. Since the connection is wireless, you can enjoy gaming without having to hold your device.PRECISION CONTROLS: Portable controller delivers precise responsive control, dual clickable analog sticks, shoulder buttons and triggers, four action LED buttons, a directional pad, and L1/R1 shoulder and built-in Hall-sensor L2/R2 trigger buttons to deliver greater precision than your mobile device’s touchscreen.WIDE COMPATIBILITY: Deal with most simple ACT/STG/FTG/RPG/AVG/SLG/Casual games.NO NEED ROOTING: Work with emulators without rooting, function with any emulator that supports key mapping.How to connect with PC?1.Touch Button LOGO 5s for Power off2.Touch Button X+LOGO 5s for Power on3. Breathing light is slowly flashing4.Touch LOGO 5s let breathing light is flashing quick5.Insert the USB receiver and let phone and PC near.