1 x Used Sepura 300-853 STP8X Advanced Intrinsically Safe Remote Speaker Microphone

The new and improved Advanced RSM, compatible with our range of Intrinsically Safe hand-portables, is available in both Sepura and Peltor-compatible variants. 

A rugged, IP67-rated, half-duplex  remote speaker microphone (RSM) incorporating dual extra-large PTTs for ease of use, even with gloved hands.

Headset accessories can be plugged directly into the RSM and audio from the RSM speaker can be enabled and disabled using the rotary switch located at the NEXUS jack plug entry, allowing nearby colleagues to hear both sides of a conversation.

The new Advanced RSM features: 

A new stronger cable that significantly enhances durability

A chemical resistant silicon bung providing improved secure sealing

High-grade corrosion-resistant stainless steel screws

Advanced keymat design with an increased resistant to wear      

The upgrades have been made following customer feedback and extensive product analysis, and ensure that our products meet our customers' requirements and put our ATEX portfolio in a market-leading position. 

Applicable standards

IECEX Specifications
IEC60079-0:2011 Edition 6.0
IEC60079-11:2011 Edition 6.0

ATEX Specifications
EN60079-0 (2012)
EN60079-11 (2012)