Power Products ESM-28-MT9

Power Products > Microphones portable

Speaker Microphone with Extra Loud Audio

Works with MOTOROLA APX1000, APX3000, APX4000, APX6000, APX7000, APX8000, XPR6100, XPR6300, XPR6350, XPR6380, XPR6500, XPR6550, XPR6580, XPR7350, XPR7550, XPR7580, SRX2200 radios that use multi-pin connector (See a full list of compatible models)

Customer Rating:

Item SKU Number: 516009

Original Manufacturer: Motorola (also Nextel, iDen)

Manufacturer Part Number: ESM28MT9, ESM 28 MT9, ESM-28-MT9

FCA point / Shipped from: USA

Manufacturer Warranty: 3 years

Download Free Materials:

Endura-Audio-Accessories-brochure.pdf (371.63 KB)

Item Details:

Endura Audio ESM-28 Microphone

Endura speaker mics are quality products that incorporate Kelvar reinforced cables, heavy duty strain reliefs, and durable rotating clips. Models are available for popular two-way radios and include key features as summarized below.

Features:

IP Rating	IP67
Earpiece Port	3.5 mm
Volume Control	N/A
Speaker Volume	103±3dB
Operating Temperature	-30°C to +70°C -22°F to +158°F
Emergency Button	N/A
Cable Diameter	5.0 mm (most models)

ENDURA@AUDIO

Additional Information:

Connector type:

Multi-pin Connector
(Otto MF, Pryme x83, Ameradio Commo M12, Endura MT9)

Compatible with MOTOROLA two-way radios:

APX900
APX1000
APX2000
APX3000
APX4000
APX6000
APX6000XE
APX7000
APX7000L
APX7000SE
APX7000XE
APX8000
APX8000XE
DGP4150
DGP4150+
DGP5050
DGP5550
DGP6150
DGP6150+
DGP8050
DGP8550
DP3400
DP3401
DP3441
DP3441e
DP3600
DP3601
DP4400
DP4400e
DP4401
DP4401e
DP4600
DP4600e

DP4601
DP4601e
DP4800
DP4800e
DP4801
DP4801e
Tetra MTP830S
Tetra MTP850S
Tetra MTP6650
Tetra MTP8505
XPR 6100
XPR 6300
XPR 6350
XPR 6380
XPR 6500
XPR 6550
XPR 6580
XPR 7350
XPR 7350e
XPR 7380
XPR 7380e
XPR 7550
XPR 7550e
XPR 7580
XPR 7580e
XiR P8200
XiR P8208
XiR P8260
XiR P8268
XiR P8620
XiR P8628

x83-MF@Connector

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Quick Disconnect Radio Adapter

Manufacturer's Catalogs and Guides:

These files contain information about the available products from the manufacturer. If you need something that is not on our website, please contact us. We will help you purchase the desired product at a low price.

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Published Date: February 2026

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Power Products has a significant customer base located throughout the U.S. and markets products under the Power Products, Endura, and Logic Energy brands.

Find two-way radio batteries, chargers and audio accessories for most major brands and models. All products are made from top grade materials and manufactured with rigorous quality control standards to ensure exceptional reliability.