1. Non-magnetic horn, anti-iron filings, dust-proof, waterproof and drop-proof
2. The theoretical communication distance is 10 kilometers
3. Digital integrated technology design
4. Chinese and English voice reporting/digital and analog sub-audio functions
5. Network alarm function/3800mAh lithium battery/transmission power 10w
Frenquency range | 136~174MHz/ 403~470MHz |
Working temperature range | -30ºC~+60ºC |
Number of channels | 16 tunnels |
Working method | Same frequency simplex or different frequency simplex |
Size | 128*66*43mm |
Weight | 128g(including battery set) |
Modulation method | FM(F3E) |
Maximum frequency offset | ≤ ±5KHz |
Residual wave radiation | <-60dB |
Emission current | ≤1.5A |
Frequency stability | ±2.5ppm |
Receiver sensitivity | <0.18μV |
Audio power | ≥400MW |
Stand-by current | 72mA (36mA in power saving state) |