Description:

448.7375MHz to 449.2625MHz. South Korea only. Business, personal and family portable radios and walkie talkies are popular on these frequencies in the Republic of Korea (South Korea). Similar to FRS and PMR446. 25 channels, narrow FM voice, 0.5 watt 500mw transmit power limit.

Features:

Adjustable volume level
Channel monitor
Squelch
TOT
VOX
Normal scan
Battery save
Low battery alert
Earpiece connector

This service has been allocated 27channels at 448-449MHz:

Channel	Frequency
1	448.7375 MHz - also used for remote control and telemetry
2	448.7500 MHz
3	448.7625 MHz
4	448.7750 MHz
5	448.7875 MHz
6	448.8000 MHz
7	448.8125 MHz
8	448.8250 MHz
9	448.8375 MHz
10	448.8500 MHz
11	448.8625 MHz
12	448.8750 MHz
13	448.8875 MHz
14	448.9000 MHz
15	448.9125 MHz
16	448.9250 MHz
17	449.1375 MHz - may be paired with 424.1375 MHz
18	449.1500 MHz - may be paired with 424.1500 MHz
19	449.1625 MHz - may be paired with 424.1625 MHz
20	449.1750 MHz - may be paired with 424.1750 MHz
21	449.1875 MHz - may be paired with 424.1875 MHz
22	449.2000 MHz - may be paired with 424.2000 MHz
23	449.2125 MHz - may be paired with 424.2125 MHz
24	449.2250 MHz - may be paired with 424.2250 MHz
25	449.2375 MHz - may be paired with 424.2375 MHz
26	449.2500 MHz - may be paired with 424.2500 MHz
27	449.2625 MHz - may be paired with 424.2625 MHz

Technical parameters:

TECHNICAL PARAMETERS
Frequency	448.7500-449.2625MHz
Channel Capacity	25
Output Power	0.5W
Channel spacing	12.5KHz
Battery Type	Li-Ion
Battery Voltage	3.7V
Battery Capacity	1200mAh
Temperature range	-10 ~ +55 Celsius
Working Time(5-5-90, Battery Save Enabled 1:8)	12h
Weight(With battery and back clip)	215g
Size	1215236mm（Without antenna）
RECEIVER
TIS	-121
Audio Frequency Response（500Hz）	3 ~ 9 dB
Rx Hum & Noise (With CCITT)	40dB
Audio Output Power	500mW
Total Harmonic Distotion (8Ω,50mW)	5%
Current Drain（No signal/STND BY）	70mA
Current Drain about（No signal/STND BY）Battery save(mode=1:8)	16mA
MAX current(DC 3.7V)	500mA
Spurious Response Rejection	65 dB
ACS	65 dB
Intermodulation	60 dB
Conducted Spurious Emission	-57 dB
TRANSMITTER
Freq Tolerance(DC 3.7V 25℃)	-2.5~2.5ppm
Freq Stability(0℃~+30℃)	-3.36~3.36ppm
Current Drain(PMR/FRS)	550mA/1200mA
Spurious Emission (Standard)	-36dB
ACP	60dB
Modulation Frequency Response(500Hz)	-9 ~ -3dB
MIC Sensitivity (INPUT AF:1.0KHz Dev:±1.2KHz)	14mV
MAX Deviation (INPUT 60ｍV)	±1.6~2.5 KHz
Modulation Distortion	1.5%
TX Hum & Noise	40dB