8&rdquo; Ceiling Wall Mount Speakers - Full Range Woofer Speaker System 100 Volt Transformer Flush Design w/ 60Hz-16kHz Frequency Response 150 Watts Peak & Template for Easy Installation - Pyle PDICS82 100 VOLT TRANSFORMER: Pyle ceiling speakers feature 100 volt transformer, while an 8 ohm bypass setting allows use with regular home audio receivers and amps. The product is made to produce powerful, rich sound or quiet background music 60Hz - 16kHz FREQUENCY RESPONSE: Pyle 8 speaker system has a 1.5" tweeter cup and frequency response. This flush mount speaker is pack with exceptional 8 ohm impedance rating and impressive 150 watts power handling capability FLUSH MOUNT DESIGN: A pair of flush mount design midbass stereo sound speaker for simple and easy in-wall / in-ceiling installation. The product features 1'' high temperature voice coil to produce powerful, rich sound or quiet background music 150 WATTS PEAK: Pyle in-wall speaker system were carefully combined to reproduce sound clearly with outstanding responsiveness. It has 89 dB that can achieve wide-ranged sound performance speakers secure as well as extending the life of the product EASY INSTALLATION: The product includes overall cut-out template for easy installation that measures 10.6"(W) x 10.6"(H) x 4.4"(D). The product also includes the mounting hardware for installation for precise application 8" Speaker Woofer System - SPL: 89 dB 1.0" High Temperature Voice Coil - 8 Ohm Impedance 1.5" Tweeter Cup - Overall Dimensions: 10.6"(W) x 10.6"(H) x 4.4"(D) 150 Watts Peak Power Frequency Response: 60-16 KHz