Logitech Z207 - Speakers - for PC - 2.0-channel - wireless - Bluetooth - 5 Watt (total) - black. Logitech Z207 has 10 Watts Peak/5 Watts RMS power that produces rich stereo sound at your desk. Each speaker has one active/powered driver that delivers full range audio and one passive radiator that provides bass extension. Listen via Bluetooth or a wired connection and seamlessly switch between them with the Logitech Easy-Switch feature. Easily access the Bluetooth pairing button, power, volume and the headphone jack on the front of the right speaker.