No extra headset or mic needed, one device for both speaker and microphone. Then, the USB speaker is ready to work for you.
eBay
Stereo sound output with 3W rated power. Powered via USB (5V⎓1A), audio via 3.5mm jack.
eBay
This has been tested and is fully working. These speakers have wear and tear and some paint stains see pictures
eBay
It features a 20Hz–25kHz frequency range and runs via USB power, while the 3.5mm audio jack provides the sound input.
eBay
Compatible with PC, Computer, Laptop, Tablet, Headset, Smartphone, Projector, MP3, MP4, CD Player, Radio and other devices with 3.5mm Audio adapter. (Note: USB Powered). 1 Wired Speaker. Simple Operation: Plug and play, no need for batteries or an extra power cord.
eBay
Super sound quality: Compared with other small speakers, it has excellent bass quality. LED Colorful Structure Design: High-quality plastic makes it stable and without vibration. Black and bright colors and the led colored oval lights make the speakers show the beauty of science fiction.
eBay
OROW PC Speakers, Mini Computer Speaker for PC with Bass Diaphragm,12W Desktop Speakers, USB Powered,3.5mm Aux Output Laptop Speakers(Silver). Small and compact form factor saves desktop space and is portable, and the bright and fresh color and shape can decorate your desktop.
eBay
DELL A215 Multimedia Computer Speakers with power supply. Full working order. Good condition.
eBay