MULTI-COMPATABILITY: Includes USB and NES wireless receivers. Compatible with USB-enabled devices via USB Receiver. Compatible with original or 3rd party NES consoles via NES Receiver NINTENDO SWITCH COMPATIBLE: Optimized for Nintendo Switch Online classic library MULTIPLE FUNCTIONS & FEATURES: Additional ZL and ZR shoulder buttons. Features Home and Screenshot buttons. Features Turbo switches built in for rapid fire for A & B RECHARGEABLE: Built-In 500 mAh battery with USB-C fast charging port