Wireless PTT

Technic                         NFMI
Battery type                  CR2450
Battery lift time             min 1 year
Operation range          60cm to 150cm
Volume Control           6 steps
PTT Button cycles       >100000
Battery low alert           LED
Pairing method           Manually operation
Waterproof                   IP67

 

Wireless PTT Applies to Products Below:

Earpiece

Max volume                          110dBSPL at 3KHz
Frequency response         300Hz-3600Hz
Signal process method     DSP
Model of noise reduction   Soft suppression
Battery type                            ZnQ2 A10
Battery lift time                     100hrs
Battery low alert                   Beep
SNR(signal to noise)         >45dB
Storge temp                         -20℃ to 70℃
Operating temp                   0℃ to 40℃
Size                                        5X10X15mm
weight                                   1.3g
Color                                      beige
Standard                               CE/RoHS certified

Integrated Loopset

Color                      beige
Impedance           ≥40Ω(  Freq : 300Hz to　1KHz )
                               ≥130Ω( Freq > 5KHz )
Length                  65cm
Max input signal  3.5Vrms
Power supply       Duel power supply (from radio or batt)
Supply Voltage    3.3V 至 10V

Microphone  

Type                          Omni directional electret
Impedance                      4.4KΩ at 1KHz
Sensitivity                        @1KHz (dB re 1.0V/0.1Pa) -53.0±2dB
Frequency response    100Hz to 10KHz
Max current output          50uA
Supply voltage                1.5V - 10V
Operation temp              -10℃ to 60℃