Samsung Galaxy 21 appears on official images with new wireless chargers Samsung Galaxy 21 appears on official images with new wireless chargers The new chargers are called the Samsung Wireless Charger Duo 2 and Wireless Charger Pad 2 and are the successors to the Wireless Charger Duo and Wireless Charger Pad that came out last year. The Samsung Wireless Charger Duo 2 has a redesigned look that allows you to charge your phone, smartwatch, or fully wireless headphones at the same time. The device will be available in black and white and will arrive with a charger and USB-C charging cable. On the other hand, the Wireless Charger Pad 2 is just for your phone and will also be available in black and white.