razr quad

They provide Bluetooth wireless connectivity and include a built-in microphone for communication. Ambient-noise volume can be adjusted independently from the connected Bluetooth device.

They use advanced noise-reduction technology with frequency tuning and sound-activated compression to limit loud noises. The available details list a 23 dB noise-reduction rating.

They include soft comfort earpads and a cushioned headband, ultra-low-profile (slimline) ear cups, a compact folding design for storage, and durable rubberized ear cushions for a secure fit.

They use four hi-gain omnidirectional microphones designed to pick up sound 360 degrees around the wearer.

They have recessed volume-control knobs and allow independent adjustment of ambient-noise volume separate from the connected Bluetooth device.

The available details list a 23 dB noise-reduction rating.

They use ultra-low-profile/slimline ear cups, a compact folding design, and a durable rubberized coating to make the muffs slim and easy to carry.