Specifications:

• Working voltage: 3.2 ~ 4.2V
• Size of bare machine product: 24.2 * 17.4 * 1.4cm
• Size: 9.7
• Origin: CN(Origin)
• Model Number: F8S F8AS F8S Pro
• Chip: Bluetooth version 4.0
• Certification: CE
• Brand Name: Tenspu
• Battery capacity: 500mah