Stereo Remote (400-0125B) Features Faxback Doc. # 8621 Speaker Switch The Radio Shack Stereo Remote Speaker Switch lets you control up to three pairs of speakers connected to one amplifier/receiver. You can connect speakers in different rooms, such as your bedroom and the den, and select any one pair or a combination of speakers. The switch is designed to work with stereo amplifiers/receivers that have an output impedance of 4-8 ohms and a power output rating of no more than 15 watts (RMS) per channel, and with speakers with an impedance of 8 ohms. Caution: Do not connect the switch to speakers with am impedance other than 8 ohms. (br/all-9/20/94)