Small Talk ST2 Voice Amplifier for Sundstrom Respirators ST2-SR T01-1219

The Voice Amplifier ST2-SR is a communication accessory for the Sundström SR 100 / SR 90-3 / SR 900 half mask Air Purifying Respirator (APR) and SR 200 full face mask Air Purifying Respirator (APR). The microphone is mounted onto the exhalation valve seat of the respirator. The pocket-size loudspeaker can be clipped on to a breast pocket or waist belt. The ST2-SR is designed to withstand temperature, vibration, impact, dust and spray. It is water resistant, however, do not subject it to running water, and do not immerse it in water. When used in accordance with user instructions, the respirator continues to provide full protection.

Key Features and Installation

The system consists of a microphone and a pocket-sized loudspeaker connected by a thin, flexible cable.

• Microphone: Mounts directly onto the exhalation valve seat of the respirator. It requires no permanent modifications, holes, or damage to the mask, allowing for easy removal during cleaning.

• Loudspeaker: A compact unit that can be clipped onto a breast pocket, waist belt, or shoulder strap.

• Durability: Designed to withstand temperature extremes, vibration, impact, dust, and spray. It is water-resistant but should not be immersed in water or subjected to running water.

• Power: Operates on a standard 9V battery (not included). 
  

Compatibility

The ST2-SR is compatible with the following Sundström respirator models:

• Half Masks: SR 100, SR 90-3, and SR 900.

• Full Face Masks: SR 200. 

Specifications

• Operating Temperature: -10°C to +55°C (14°F to 131°F).

• Dimensions: Approximately 2.5" x 3.8" x 1.4" (amplifier unit).

• Weight: Approx. 0.56 lbs.

• Shelf Life: 5 years.

• Country of Manufacture: Sweden.