With a full flex boom, STEREO audio performance, and dual volume control, the RA900 headset offers all the details you're looking for.
Features:
Dual Volume Control Stereo
Backup ATC Push to Talk
24dB NRR Hearing Protection
Fully Adjustable Flex Boom
EM56 Noise Reflective Microphone
Clear Hear 50mm Audio Speakers
Gel Ear Seals and Includes Cloth Ear Covers
Wind Blocking Foam Mic Muff
Adjustable Stainless Steel Headband
Universal 3.5mm Music Port
Full 7 Year Factory Warranty
Speaker Features:
Impedance:150 ohms/mono
Freq: Range 100-17,00 Hz
Sensitivity: 101db with 1mW input
Volume Control attenuation: 23db
Microphone Features:
Type: Electret noise canceling mic
Freq: Response: 300-8,000 Hz
Mic Source resistance: 220-2200 ohms
Boom Type: Full Flex Boom
Technical Features:
NRR: 24db
Hardware: Stainless Steel
Domes: ABS high impact plastic
Weight: 13.4
Mechanical Features:
Tensile reinforced copper wiring
5' straight shielded cord
Polyurethane insulation (UV safe)
Gold plated plugs
Mic .206" dia. / Phn .250" dia