XTS 40 (400-1991) Specifications Faxback Doc. # 6708 Frequency Response:..........................................150-18,000 Hz Power Handling:.............................................20 Watts (RMS) Maximum Power:....................................................40 Watts Impedance:..........................................................8 Ohms Speaker Complement:............................4 Inches (10 cm) Full Range Dimensions:.....................................5 x 5 x 4 1/2 Inches (HWD) (12.8 x 12.8 x 11 cm) Shipping Weight:..............................................2 lbs (950g) Your XTS 40 Audio/Video Speaker is a magnetically shielded speaker system which is specially designed not to interfere with your TV or computer monitor. This makes it an economical choice as a center channel or rear channel speaker for surround sound, as an audio/video speaker, or as a multimedia video speaker. (br/all-7/11/94)