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Shenzhen Qili Technology Development Co., Ltd. , established in 2005 with registered capital of 13 million yuan, is a high-tech company dedicated to research & development, manufacture and sale of military and police communication product.……

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Fitting > Products >  Fitting >  SP-1 Integrated Loopset

    



It is an accessory with earpiece used on radio. Wireless PTT, receive device and inductive loopset(with microphone) are integrated into a whole set. User communicates through loopset directly. Wireless PTT with IP67 standard control radio PTT privately. Its car remote controller shape is suitable for special environment usage.


Inductive loopset parameter

Color: Beige
 Impedance:  ≥40Ω( 300Hz---1KHz )

            ≥130Ω( Freq > 5KHz )


Length:            65cm 
Maximum Output Signal:    3.5Vrms
Power Supply: two kinds(from radio or battery)  
Voltage: 3.3V-10V


Microphone  

Type:  Omni Directional, Electret

Impedance:  4.4K @1kHz

Sensitivity@1kHz (dB re 1.0V/0.1Pa):  -53±2dB

Frequency Response: 100Hz -10kHz

Maximum Output Current:  50uA

Voltage: 1.5V to 10V

Operating Temperature: -10℃ ---60℃


PTT button

Life time: >100000 times
 
Wireless PTT

Operation Principle: NFMI

Battery Type :  CR2450

Battery Operation Time : half a year

Operation Range:  <150cm

Volume adjustment: Mute function+Adjustable receiving volume

Button life time: >100000 times

Low Battery Warning:  LED

Pairing method: manual operation

Dustproof &Waterproof : IP67


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