H280 specification-

H280

(产品型号展示优化词：Portable Two-way Radio&Walkie Talkie H280 )

Features：* Accord with the USA military standard MIL-STD-810-C/D/E/F, CE,FCC and IP54.

* 1300mAh high capacity Li-ion battery

* Priority Scan

* Battery Saving

* Manual Alarm

* CTCSS/CDCSS

* Low battery warning

* Time out timer (TOT)

* Busy channel lockout

* 25/12.5KHz Channel Spacing Modulation

* Monitor Function

* Voice Prompt

* MOSFET final stage power amplifier

* Clock frequency shift function

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* Selectable squelch level(1-9)

Specifications:General H280

Frequency Range

VHF:136-150MHz     150-174MHz

UHF: 350-370MHz      370-390MHz 

          400-440MHz      440-480MHz

Channel Capacity 16

Channel Spacing 25 /12.5 KHz

Operating Voltage 7.4V

Battery Capacity 1300mAh (Li-ion)

Battery Life (5-5-90 Duty cycle)

2050mAh Li-ionmore than 11 hours

Frequency Stability ±2.5ppm

Operating Temperature -20 ~+50℃ ℃

Antenna Impedance 50Ω

Demensions(with battery,

without antenna)102mm×51.5mm×28.5mm

Weight(with antenna & battery) 220g

Transceiver H290

RF Power Output 4W/2W（UHF）

Modulation 16KΦF3E/8KΦF3E

Spurious and Haronics ≤-27dBm

FM Noise 40dB

Audio distortion ≤5 %

Receiver H290

Sensitivity 0.25/0.28 μV

Adjacent Channel Selectivity 60/55dB

Intermodulation 60dB

S/N 45/40dB

Audio Power Output 500mW

Audo distortion ≤5%

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