Introduction:
<br />1. This product uses special communication components, headphone shell uses high-strength nylon material (with acid proof, alkali proof features, suitable for all climate) which reaches the required standards, three grade waterproof.
<br />2. The headphones of this product and PTT connector are the United States J standard aviation 1pin big plug, and match with U94 PTT.
<br />3. Each headset is equipped with a U94PTT launch button of back clip.
<br />4. K head is suitable for domestic  foreign a variety of walkie-talkies. (Kenwood  Motorola  Yaesu Island  North Peak  Ling Tong  Puma  King Kong etc.
<br />Parameter:
<br />1. Maximum distance: 1.5km-3km (including 3km)
<br />2. Battery type: No battery
<br />3. Battery life: Depending on the interphone
<br />4. Waterproof: 3 Grade
<br />5. Display screen: None
<br />6. Carry type: Handheld
<br />7. Frequency response: 150-500HZ
<br />8. Impedance: 8 ohms
<br />9. Microphone sensitivity: 46-60DB
<br />10.  Material: PVC nylon
<br />11.  Weight: 200g
<br />12.  Size:
<br />1 Headset: 12 * 8 cm / 4.72 * 3.15 in 
<br />2 Microphone: 15 * 0.8 / 5.91 * 0.31 in 
<br />3 PTT cable plug: 5 * 2 * 100 cm / 1.97 * 0.79 * 39.37 in 
<br />4 Pitch-row: 0.8, 1.1 cm / 0.31 , 0.43 in
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