2-Way LCR Center Channel In-Wall Loudspeaker, 50~100 Watts x 91mm D) Measurements are

x 91mm D) Measurements are without the removable top flange add 3/4-inch (19mm) to depth with flange attached

and Card with Code

72 hour backup on 3 AAA batteries (included)

Operating voltage: 8~16VAC/12VDC

2-Way LCR Center Channel In-Wall Loudspeaker, 50~100 Watts x 91mm D) Measurements arePower Handling: 10~100Mounting: Cam LockGrille: White AluminumFrequency: 70 Hz 22,000 HzDimensions: 17 L x 8 H x 3 DPTInstall Dimensions: 16 L x 7 HCone Type and Size: (2) 5 AluminumCone with a Rubber SurroundCrossover: 18 dB High Low PassAdjustable Crossover: Tweeter 0 3 dBTweeter: Aluminum DomeTweeter with Ferrofluid Cooled Voice CoilEfficiency: 89 dbImpedance: 8 nominalSpeaker Bracket: N AWarranty: IntraSonic 10 Year