The Primus P142 bookshelf speaker is magnetically shielded and utilizes Infinity's proprietary Metal Matrix Diaphragm (MMD) technology to deliver accurate performance with dramatically reduced distortion for incredibly lifelike sound. Includes built-in wall mounts and a 1/4"-20 threaded insert for use with third-party wall brackets.

PRODUCT SPECIFICATIONS
Frequency Response (3dB) 100Hz - 20kHz
Recommended Power Amplifier Range 10 - 100 watts
Sensitivity (2.83V @ 1m) 86dB
Nominal Impedance 8 ohms
Crossover Frequency(ies) 3,000Hz; 24dB/octave
Low-Frequency Driver 4" (100mm) MMD
High-Frequency Driver 3/4" (19mm) MMD
Dimensions
(H x W x D) 9-7/8" x 5-15/16" x 6-13/16"
Weight 7 lb (3.2kg)
Finish Black Wood-Grain Enclosure