Impact M1-GRSM-HD1 - Gold Medium duty speaker microphone for Motorola

The Impact M1-GRSM-HD1 places the receive speaker, microphone, and transmit control on a worn remote unit. The radio can remain carried while the speaker microphone is clipped within reach. Its cable and audio connection use the configuration listed below.

Features and construction

• The microphone uses a TPU coiled radio cable.
• A large PTT switch provides the transmit control.
• A 3.5mm audio socket supports a compatible listening accessory.
• The manufacturer describes the housing as splash-resistant.
• Impact lists shock, drop, dust, and vibration testing for the product family.

Configuration and supplied assembly

Manufacturer-listed Motorola radio compatibility

This version uses the Impact M1 radio-side interface. Impact names the following models for that connector.

• BC130, BC400D
• BPR40, BPR40d, BPR50dX
• CLS1110, CLS1410
• CP100, CP1000, CP100D, CP110, CP120, CP125, CP150, CP185, CP200, CP200d, CP200XLS, CP88
• CT150, CT250, CT450, CT450LS
• DLR1020, DLR1060
• DP1400
• EP-450
• GP2000, GP280, GP300, GP308, GP68, GP88
• GTI
• GTX
• LTS2000
• MAG ONE
• P040, P080, P110, P1215, P1225LS
• PR400
• PRO3150
• R2
• RDM2020, RDM2080D
• RMM2050
• RMU2040, RMU2080D
• RMV2080
• SP10, SP21, SP50
• VL130, VL50
• XTN446, XTN500, XTN600
• XU1100, XU2100, XU2600
• XV1100, XV2100

Also listed at series level by Impact: CLS Series, DTR Series, RDU Series, RDV Series, RDX Series, RM Series. Individual variants are not separately identified in the source chart.

Fit and adapter notes

• GP350 requires Motorola adapter HLN9482; it is not listed as a direct connection.

Selection and ordering

Order Impact part number M1-GRSM-HD1. Match the radio model, radio-side connector, and included ear or headset configuration. Accessories with a different connector suffix are separate versions, even when the product-family name is the same.

Delmarva Communications can help confirm the radio and accessory combination before you order.