70V TRANSFORMER: The Wall Mount PA Speaker features 70-volt transformer tapping at 10/5/2.5, while an 8-ohm impedance allows use w/ regular home audio receivers & amps. The product is made to produce powerful & rich sound for music or public address 130Hz - 15kHz FREQUENCY RESPONSE: Pyle 6.5” indoor surface mount 70v speakers is compatible w/ 70W PA systems. It features 130 Hz to 15 kHz frequency response w/ 92dB SPL, completes your PA system for full-range audio sound reproduction WALL MOUNT DESIGN: The audio/sound Pyle speaker features a convenient wall mount design. Has convenient speaker terminals that allow for quick & hassle-free speaker wire connection at any custom installations. Total size measures 13” Hx9.5” Wx4” D 50 WATTS POWER: These public address wall-mountable speakers deliver 50W max power for a clean sound perfect in the home or office. Packed w/ exceptional 8-ohm impedance rating. Features simple installation w/ included mounting bracket & hardware EXCELLENT SOUND REPRODUCTION: Pyle in-wall speaker system were carefully combined to reproduce sound clearly with outstanding responsiveness. It can achieve wide-ranged sound performance speakers secure as well as extending the life of the product 6.5'' indoor surface Mount wall speaker - SPL(@ 1W/1m): 92dB Power/Load Rating: 50Watts - Mounting Bracket & Hardware Included Nominal Impedance: 8 Ohms - Dimensions:13" H x 9.5" W x 4'' D 70 Volt Transformer Tapping @ 10 / 5 / 2.5 Frequency Range: 130 Hz - 15 KHz