I found a list of Z's on , ordered them and so they arrived right before Xmas. So no it's not the Variation it states on Logitech's website. Mp Assuming then the Subwoofer is working then? Both of those mice are very well-suited for a palm or claw grip, however https://allhealthmarket.com/product/tv-video-equipment/webcams/logitech-c270-hd-vid-720p-webcam-built-in-micphone-usb2-0-mini-computer-camera-for-pc-laptop-video-calling-support-official-test/