无钥匙进入通过五位数代码访问
A必须为房子里的每一套钥匙

无线5按钮安全遥控器

频率：315 / 433.92 / 868MHz AM

加密：固定码/滚动码

Keyless entry via five digit code access
A must have for every set of keys in the house

Wireless 5 buttons security remote control

Frequency: 315/433.92/868MHz AM

Encryption: fixed code/rolling code