E74-Y Air Tube Earpiece Headset with PTT Vertex/Yaesu tt3.5mm Suitable for VX-7R radio

Technical Specification:

■ Speaker:

Dimension: Ø15mm

Sensitivity: 108dB ±2dB (Single part)@1Kz

Impedance: 32 Ω

Related Power: 5mW

■ Cable:

Coil cable with reinforced 200D Kevlar Under 500g hoist, swaying angle 60° with speed 35times per minute testing, life time over 10000times Straight Cable Available

■ Connector:

Life time: 12000times (put in and take out) According to radio models, different connector available.