Listen to mobile audio while keeping a microphone available for voice communication. These black earphones combine personal listening, voice input, and volume adjustment in a single wired accessory for iPhone and Android devices. They fit users who want one compact earphone set for calls, spoken audio, music, and other mobile-device listening tasks. The microphone supports voice communication without requiring a separate external microphone, while the volume control gives the user direct adjustment of listening level from the earphone assembly. This combination is useful when moving between calls and audio playback on a compatible phone or mobile device. The black finish keeps the accessory visually neutral for personal, office, education, and travel use. 4XEM 4XIBUDBK is intended for iPhone and Android mobile-device environments where both listening and microphone capability are needed. Its defining configuration is the combination of earphones, a microphone, and volume control rather than a listening-only earphone design. Select it when the required accessory must provide black earphones with these integrated communication and audio-control functions.