• product brand: AJAZZ • Item model number: I380pro Wireless 2.4G+Wired • Image sensor: PMW3325 • Number of keys: 6 • Return rate: 1000Hz • Acceleration: 20GDPI • adjustment: 200-10000 • Battery: 600mAh • Switch: Huanyu 30 million times • System Requirements: Windows 7/8/10/11 & / Mac