This speaker includes some of JBL's top tech. Its Plus One cone has more surface area than that found on competing models of the same size. Its 1" edge-driven My-Ti (Mylar/titanium composite) tweeter and 1/2" My-Ti super tweeter offer increased power handling, reduced distortion and increased efficiency. The GTO638 also feature JBL's Intermount III mounting system, allow it to be installed in all 6" hole size standards.

Specifications

• Description: 160 mm / 170 mm (6 – 1/2" , 6 – 3/4") 3 – Way Loudspeaker
• Series: Grand Touring
• Power Handling, RMS: 60 W
• Power Handling, Peak: 180 W
• Frequency Response: 55 Hz – 21 kHz
• Sensitivity: 92 dB
• Impedance: 2 Ohms
• Cone: Plus One (patent pending) woofercone
• Tweeter: 13 mm (1/2") My-Ti™ super tweeter, 25 mm (1") Edge-driven My-Ti tweeter
• Tweeter-level control: Yes
• Tweeter protection (PTC): No
• Mounting Depth: 52 mm (2 – 1/16')