● Broadcast FM radio receiver (65-108Mhz).
● Alarm and built-in LED flashlight.
● Max 20 channels.
● Time count down (0.5 / 1hr / ... / 8hrs).
● Voice prompt.
● Voice activated transmission.
● 50 CTCSS tone / 104 DCS code / nonstandard tone available.
● Tail tone elimination.
● Battery saving.
● Width / Narrow band selection.
● SOS call notice.
● PC programming with additional programming cable at extra cost.
Transceiver USB Interphone: Two Way Radio
General Frequency Range UHF: 400-470MHZ
Channel No.: 20
Frequency Stability : ±2.5ppm
Step Frequency: 12.5 / 25Kz
Antenna Impedance: 50Ω
Operating Voltage: DC 3.7V
Work Temperature: -20°C to +60°C
Battery Capacity: H-1500mAH (Li-ion battery)
Battery Lift: About 12 Hours
Dimension(L x W x H): 55 x 21 x 108 mm(including antenna)
Weight: 120g(including battery, antenna)
Transmitter: Output power : 0.5W / 1W
Modulation Mode: 16kΦF3E / 11kΦF3E
Maximum deviation: <5kHz(Wide) / <2.5kHz(Narrow)
Spurious Radiation: <7.5μW
Adjacent Ch. power: ≤-65dB(Wide) / ≤-60dB(Narrow)
Audio Distortion: < 5%
SNR: ≥ -45dB / ≥ -40dB
CTCSS/DCS Frequency deviation (W/N Band): 0.7±0.1kHz(Wide) / 0.4±0.1kHz(Narrow)
Intermediation sensitivity: 8-12mV
Transmitting Current: ≤ 1000mA
Receiver Sensitivity: < 0.25μ V (12dB SINAD)
Audio Power: 1W
Inter modulation Interference Resistance: ≥ 65dB (W) , ≥ 60dB (N)
Adjacent channel Selectivity (W/N Band): ≥ 65dB (W) , ≥ 55dB (N)
Audio Distortion: 5%
Receiving current: ≤ 380m A