A2Sound Blog

Telephone Keypad

Dial A TIF On A KP Panel

Manual Dial Sequence Activate the TIF listen key. Tap up to toggle listen on. The listen LED should be on. Make sure the TIF talk key is off (Talk LED off). On the keypad,...

Wrap Microphone Cables (Over-Under)

The over-under cable wrapping method helps to preserve the inner structure of cables. When a cable is made at the factory, it has a specific number of twists per inch. These twists help reject...