Phone 4 voicemail and relay

An analog telephone is placed in the room and can be used by the players like a real phone.
The phone can receive calls from the game masters, call the game masters, and includes several voicemail-style numbers that players can dial.

One special number triggers the opening of the final door that is still locked.

The kit contains:

• 1 analog phone
• 1 VOIP to analog controller
• 1 VOIP server
• 1 admin web page