The 2451H/J features a Neodymium rare-earth magnet structure for high output, light weight, and compact size.

• 100 watts continuous program power handling when used above 500 Hz
• 150 watts continuous program power handling when used above 1 kHz
• 500 Hz to 20 kHz response
• 8 ohm (H) or 16 ohm (J) impedance
• 111 dB sensitivity (1W/1m on 2352 horn)
• Coherent Wave™ phasing plug design for increased high-frequency output
• 100 mm (4 in) pure titanium diaphragm with radial-rib topology
• 100 mm (4 in) edgewound aluminum voice coil
• Net weight: 4.5 kg (10 lb)