Spec.&Feature:
-- Two way radio accessories headset
-- Interchangeable cables
-- Suitable for use in noisy environment
-- Extreme noise canceling headset
-- Mechanical boom microphone
-- Interchangeable cables use high quality Switchcraft connectors
-- All popular 2-way radio and Nextel phone connectors available
-- Wide range of earshell colors available -- ROHS,SGS,CE approval
-- Heavy Duty Noise Cancelling Headset Built of Acrylonitrile Butadiene Styrene (ABS), the dome of the speaker is hard, durable and heat-resistant. Though the sturdy material of the speakers are a bit weighty, the Velcro taped headstraps with which you wear the headset relieves much of the weight and provides adjustable, comfortable wearing experience.Application:
-- Dimension: 50* 65(mm)
-- Sensitivity: -42±3dB
-- Directivity: Noisy cancelling
-- Frequency: 100Hz - 30KHZ
-- Impedance: 2.2KΩ
-- Operation voltage: 1.5V - 4.5V Speaker:
-- Dimension: 45mm -- Nominal Impedance: 600Ω
-- Frequency Range: 420Hz - 20KHz
-- Rated Power: 2.0W 110±3dB
-- Maximun power: 3.0wWire:
-- Dimension: 4.2mm -- Durable temperature: -40°C- +65°C
-- Material: PUCompatible with:
-- Through customized earphone interface, so that can be applied to all two way radio modelsMpplication:
-- Military and guard uses; Economical and universal, Airport Tarmac, Construction, Racing, Athletics, suitable for police and all kinds of securityPackaging & Delivery:
-- Packaging Details: Normally the item is packed in clear PE bag, can also be customized
-- Delivery Detail: >10 days
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China [CN] 
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