Motorola Speaker

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The Motorola Mobile Speaker is ubiquitous and really hasn't changed in years.

The speaker is driven by a balanced amplifier and never should be connected to ground; doing so will cause the radios speaker amplifier to burn up.

Part numbers for the pins from digi-key

 Digikey A1411-ND - Female Housing (Radio/harness side)
 Digikey A1410-ND - Male Housing (Speaker side)
 Digikey A1423-ND - Female Sockets
 Digikey A1422-ND - Male Pins