If ad is still visible then device is still available so do not ask. Local pickup, cash only. No shipping.
Jabra stereo headphones with microphone. 3mm plug connects to standard laptop. Comes with ENC010 USB controller for volume and mute function.
Works great. Used for gaming or telemarketing, or anyone who spends a lot of time on the phone (tech support).
This lists online for $115, so $40 is a steal.