SR-30 High-Noise Headset

The SR-31 Headset is a universal version designed to be used with handheld devices.

SR-30 Headset Specifications

Specification	Details
Weight	7.7 oz (218 g) with cord 6.2 oz (175 g) without cord
Operating temperature	-40 °F to 122 °F (-40 °C to 50 °C)
Storage temperature	-40 °F to 158 °F (-40 °C to 70 °C)
Drop Tested	15 drops from 7 feet (2.1 m) at minimum and maximum operating temperatures 50 drops from 6 feet (1.8 m) at minimum and maximum operating temperatures
Enclosure rating	Meets IP67
Humidity	100% condensing
Noise Reduction Rating	Average 5 dB
Cord	Straight with Honeywell breakaway connector

Packaging varies for product shipments. Generally, packing materials are about 15% of the total shipment weight.

SR-31 Headset Specifications

Specification	Details
Weight	7.3 oz (206 g) with cord 6.2 oz (175 g) without cord
Operating temperature	-40 °F to 122 °F (-40 °C to 50 °C)
Storage temperature	-40 °F to 158 °F (-40 °C to 70 °C)
Enclosure rating	Meets IP67
Humidity	100% condensing
Noise Reduction Rating	Average 5 dB
Cord	Straight with consumer grade 2.55 mm audio jack

Packaging varies for product shipments. Generally, packing materials are about 15% of the total shipment weight.

Replacing the Ear Pad on the SR-30, SR-35 and the SR-40 Headsets

1. With headset removed and disconnected, hold the headset in one hand.
2. At the seam on the bottom of the ear cup housing where the ear pad connects to the plastic ear cup, pull the ear pad and plastic mounting plate outward until it disconnects.
3. Remove the worn ear pad from the plastic mounting plate and place the new ear pad over the plastic mounting plate. Do not cover the three posts.
4. Line up the posts on the plastic mounting plate with the ear cup housing and snap into place.