SPK0833LM4H-B "4 x 3 x 1" Digital Zero-Height SiSo.
Knowles Electronics
SPK0833LM4H-B - Digital Zero-Height SiSonic Microphone
SPK0833LM4H-B 4 x 3 x 1 Digital Zero-Height SiSonicTM Microphone Specification Knowles Acoustics 1151 Maplewood Drive Itasca, IL 60143 Knowles Aco.