PANASONIC KX-TDE100/KX-TDE200 Feature Manual 1.2 B

A proprietary telephone (PT) user can listen to background music (BGM) through the built-in speaker while on-hook and idle.

BGM—External:

BGM can also be broadcast in the office through external pagers (loudspeakers) and can be turned on and off by an extension assigned as a manager.

[BGM]
•	Hardware requirement: A user-supplied external audio source, such as a CD player or radio.
•	The music heard through the PT is interrupted when going off-hook.
•	Each extension user can select the audio source.
•	Through system programming, it is possible to specify the maximum number of IP-PTs connected to a V-IPEXT card that can simultaneously perform the BGM feature (→ 1.2.1 BGM (Background Music)). Changing this setting may affect the number of simultaneous IP extension and IP CO line calls available on the IPCMPR card.

[BGM—External]
•	Hardware requirement: A user-supplied external pager
•	External pagers can be used with the following priorities: Trunk Answer From Any Station (TAFAS) → Paging → BGM (→ 1.13.1 Paging, 1.17.2 TAFAS (Trunk Answer From Any Station))