Tempo Alert 340 Test Butt

The Alert 340 from Tempo is a professional butt-in test telephone in robust case sealed to IP67 standards and supplied with 3 year warranty. With loudspeaker function. Supplied with twin banana plugs/removable croc clips, cord.

Features:

• Three year warranty
• Digital circuit safety
• Excessive voltage alarm
• Automatic lock-out
• Loudspeaker listening
• Volume boost
• Microphone mute
• Confirmatory key beeps
• Talk.Monitor status LED
• Battery low audible tone
• Tone/pulse, redial (10 x 24 memories)
• Super Hi X Polarity
• Super Hi Z Monitor
• Warble ringer
• Four selectable ringer tones
• High impact resistance
• High chemical resistance
• Quick change cord
• Quick change battery
• Easy shoulder placement
• Rugged belt clip