Description The extension Keypad is designed for the Network Paging Station X-NPMS or X-NPMK to increase its number of physical keys. It can help users to improve the efficiency of manual operation. The function of the keys can be configured as zone selection, group selection, broadcast task selection, volume control or zone close, etc. Each Network Paging Station can connect up to 8 units of X-K8 and each X-K8 has 8 keys and 8 indicator LEDs. Functions The function of the keys on X-K8 can be configured as: • Zone selection. Each zone represents one speaker line. • Group selection. Each group represents multiple speaker lines. • Broadcast task selection. The operation mode of the keys can be configured press or toggle. • Volume control • Zone Close For different key functions, the LED indicators display differently. When the key is configured as zone/group selection, the LEDs can indicate the selection status, fault and working status. When the key is configured as broadcast task, the LEDs can indicate the broadcast status of the task.