Each microphone come in a different variations, each with its own product ID and variant name. See the list of product IDs and names below.
Product ID
Variant name
4266-OC-I-B00-LH-1
4266 CORE Omni Flex InEar Headset Mic, 110 mm Boom, Black, MicroDot, Single In-Ear
4266-OC-I-F00-LH-1
4266 CORE Omni Flex InEar Headset Mic, 110 mm Boom, Beige, MicroDot, Single In-Ear
4288-DC-I-B00-LH-1
4288 CORE Directional Flex InEar Headset Mic, 120 mm Boom, Black, MicroDot, Single In-Ear
4288-DC-I-F00-LH-1
4288 CORE Directional Flex InEar Headset Mic, 120 mm Boom, Beige, MicroDot, Single In-Ear
4188-DC-I-B00-LH-2
4188 CORE Directional Flex InEar Headset Mic, 120 mm Boom, Black, MicroDot, Dual In-Ear
4188-DC-I-F00-LH-2
4188 CORE Directional Flex InEar Headset Mic, 120 mm Boom, Beige, MicroDot, Dual In-Ear
4288-DC-I-B00-LH-2
4288 CORE Directional Flex InEar Headset Mic, 120 mm Boom, Black, MicroDot, Dual In-Ear
4288-DC-I-F00-LH-2
4288 CORE Directional Flex InEar Headset Mic, 120 mm Boom, Beige, MicroDot, Dual In-Ear