【Multi-functional Connectivity】 This Bluetooth keyboard is compatible with Windows, Mac, Android, and iOS, allowing it to be used with various devices. 【Convenient Rechargeable】 Being rechargeable eliminates the need for battery replacements and makes it convenient to carry around. Charges via microUSB. 【Ultra-Thin Design】 The slim design has a stylish appearance, doesn't take up much space on your desk, and is comfortable to use. - Brand: Sanwa Supply - Model Number: SKB-BT32BK - Connection Method: Bluetooth - Type: Rechargeable (microUSB) - Design: Ultra-thin - Supported OS: Windows, Mac, Android, iOS Used condition. No noticeable scratches or stains. ※ Charging cable, charger, and instruction manual are not included. ※ No claims, no returns. Keyboard Layout: Japanese Connection Type: Wired/Wireless (Bluetooth) Key Switch: Scissor