JBL LCT 81C/T, Ceiling Speaker, Low-Profile Lay-In 2 x 2' Ceiling Tile Loudspeaker Single Unit( has to be ordered in pairs )

JBL LCT 81C/T, Ceiling Speaker, Low-Profile Lay-In 2 x 2' Ceiling Tile Loudspeaker Single Unit( has to be ordered in pairs ) The JBL LCT 81C/T feature its 2-pack ( only sold in singles )of full-range 2 x 2' ceiling tile loudspeaker well suited for a variety of applications including education classrooms, business music systems, retail stores, music/paging systems, airports, reception/waiting rooms, lounges, courtrooms, meeting rooms and many more. The JBL LCT 81C/T is built and designed for quick and easy installation, each tile is suspended in grid ceiling with no cutting necessary. The JBL LCT 81C/T has a depth of only 4" so it fits into locations where deeper loudspeakers do not. Each tile is fitted with a highly efficient 8" dual-cone driver with a Kapton coil-former, which utilizes a high-temperature wire for better power dissipation and long-term reliability. The JBL LCT 81C/T speaker is built-in 10 watt transformer that can provides versatility by allowing use on 100 or 70V distributed loudspeaker lines as well as at 8 ohms (low impedance) for driving directly from a low-impedance power amplifier. Adjusting is very easy and convenient via a rotary switch on the side of the rear enclosure. The JBL LCT 81C/T also offers a frequency range of 100 Hz to 16 kHz, ensuring high-speech intelligibility. JBL LCT 81C/T Main Features ( sold in singles but must be ordered in pairs)   Designed for High Speech Intelligibility Highly Efficient 8" Dual-Cone Driver Easy Installation 150W Continuous Program Power Capacity Specifications Speaker Active or Passive Passive Speaker Configuration Full-Range Power Handling At Low-Z:40 W RMS Constant Voltage / Transformer Taps 100 V:10 / 5 / 2.5 W70 V:10 / 5 / 2.5 / 1.3 W Impedance 8 Ohms (Transformer Bypassed) Drivers Full-Range Driver 1 x 8" / 203.2 mm Coaxial Cone Full-Range Voice Coil 1" / 25.4 mm Performance Frequency Range 100 Hz to 16 kHz -10 dB Sensitivity 96 dB Coverage Angle 100° H x 100° V Recommended High-Pass Filter 90 Hz, 24 dB/Octave Environmental Certifications UL, as per Manufacturer Physical Color White Mounting 4 x Bracket Point (Side) Mount Surface Thickness Up to 4" / 101.6 mm Construction Material Steel Dimensions 23.9 x 23.9 x 4.1" / 607.06 x 607.06 x 104.14 mm Weight 15.7 lb / 7.1 kg