Panasonic KX-TD500 - Manual (Page 100)

System
100 Programming Guide
2.8.3 System Option 3
Used to assign system option parameters (No.21 — No.30).
Parameter 20. Off-hook Monitor
Default Enable
Value Range 1. Enable
2. Disable
Description/Function Enables or disables "Off-hook Monitor" feature on a system-wide
basis. This feature allows a PT user on a handset call to let other
people around him monitor the call by pressing the SP-PHONE
button.
Note
• This setting applies to the following PT extensions only:
KX-T7431, KX-T7433, KX-T7436, KX-T7531, KX-T7533,
KX-T7536, KX-T7565.
Reference • 1.12 Conversation Features (F/G)
– Off-Hook Monitor
• 2.4.8 Letting Other People Listen to the Conversation (Off-Hook
Monitor) [KX-T7431, KX-T7433, KX-T7436 and KX-T7565
only] (U/M)