Description:

Japan only - SLPR - Specified Low Power Radio. UHF low power radio service, for personal or business use. UHF 420-440 MHz bands. Very limited power (10 mW), similar in scope to LPD433. SLPR is broken up into two simplex channel sets and two duplex channel sets.

Feature:

Frequency range: 421.5750-422.3000MHz
Wide LCD display with backlight
Low battery indicator
Auto power save
38 CTCSS and 83 DCS tones in TX and RX
CALL button with 5 tones selectable
Battery life up to 12 hours
Fast charger (4h)
Monitor function
Baby Sitter function
Buttons for the channel selection
Out of range function (automatic or manual)
SCAN function
Keypad lock
Hi/low power selection (PMR band)
Roger Beep on/off
VOX for hands-free communications with 5 selectable levels
USB port to recharge the radio

Duplex 421MHz/440MHz and simplex 422MHz channels-Specified Low Power Radio Japan 10mw power limit 12.5kHz channels 421.575MHz - 421.9125MHz, 422.05MHz - 422.30MHz, 440.025MHz - 440.250MHz.

Channel	Frequency
1	421.5750 MHz - Business use - duplex (paired with 440.0250 MHz)
2	421.5875 MHz - Business use - duplex (paired with 440.0375 MHz)
3	421.6000 MHz - Business use - duplex (paired with 440.0500 MHz)
4	421.6125 MHz - Business use - duplex (paired with 440.0625 MHz)
5	421.6250 MHz - Business use - duplex (paired with 440.0750 MHz)
6	421.6375 MHz - Business use - duplex (paired with 440.0875 MHz)
7	421.6500 MHz - Business use - duplex (paired with 440.1000 MHz)
8	421.6625 MHz - Business use - duplex (paired with 440.1125 MHz)
9	421.6750 MHz - Business use - duplex (paired with 440.1250 MHz)
10	421.6875 MHz - Business use - duplex (paired with 440.1375 MHz)
11	421.7000 MHz - Business use - duplex (paired with 440.1500 MHz)
12	421.7125 MHz - Business use - duplex (paired with 440.1625 MHz)
13	421.7250 MHz - Business use - duplex (paired with 440.1750 MHz)
14	421.7375 MHz - Business use - duplex (paired with 440.1875 MHz)
15	421.7500 MHz - Business use - duplex (paired with 440.2000 MHz)
16	421.7625 MHz - Business use - duplex (paired with 440.2125 MHz)
17	421.7750 MHz - Business use - duplex (paired with 440.2250 MHz)
18	421.7875 MHz - Business use - duplex (paired with 440.2375 MHz)
19	421.8000 MHz - Business use - duplex (paired with 440.2500 MHz)
20	421.8125 MHz - Personal or leisure use - duplex (paired with 440.2625 MHz)
21	421.8250 MHz - Personal or leisure use - duplex (paired with 440.2750 MHz)
22	421.8375 MHz - Personal or leisure use - duplex (paired with 440.2875 MHz)
23	421.8500 MHz - Personal or leisure use - duplex (paired with 440.3000 MHz)
24	421.8625 MHz - Personal or leisure use - duplex (paired with 440.3125 MHz)
25	421.8750 MHz - Personal or leisure use - duplex (paired with 440.3250 MHz)
26	421.8875 MHz - Personal or leisure use - duplex (paired with 440.3375 MHz)
27	421.9000 MHz - Personal or leisure use - duplex (paired with 440.3500 MHz)
28	421.9125 MHz - Personal or leisure use - duplex (paired with 440.3625 MHz)
29	422.0500 MHz - Business use - simplex
30	422.0625 MHz - Business use - simplex
31	422.0750 MHz - Business use - simplex
32	422.0875 MHz - Business use - simplex
33	422.1000 MHz - Business use - simplex
34	422.1125 MHz - Business use - simplex
35	422.1250 MHz - Business use - simplex
36	422.1375 MHz - Business use - simplex
37	422.1500 MHz - Business use - simplex
38	422.1625 MHz - Business use - simplex
39	422.1750 MHz - Business use - simplex
40	422.2000 MHz - Personal or leisure use - simplex
41	422.2125 MHz - Personal or leisure use - simplex
42	422.2250 MHz - Personal or leisure use - simplex
43	422.2375 MHz - Personal or leisure use - simplex
44	422.2500 MHz - Personal or leisure use - simplex
45	422.2625 MHz - Personal or leisure use - simplex
46	422.2750 MHz - Personal or leisure use - simplex
47	422.2875 MHz - Personal or leisure use - simplex
48	422.3000 MHz

Technical Parameters:

TECHNICAL PARAMETERS
Frequency Range	SLPR 421-422MHz
Channel number	48 CH
CTCSS	121
Channel spacing	12.5KHz
The antenna impedance	50Ω
Working voltage	3.6V(Rechargeable) batteries +/- 10% VDC
Battery Type	3x AA type 4.5V(Alkaline)
Charging feature	Micro USB
Audio Jack	2.5mm
Frequency stability	±2.5ppm
Operating temperature range	-20℃~+55℃
Overall dimensions	120x58x33mm (Include Antenna)
Weight	105g
TRANSMITTER
RF power	10mW
Modulation distortion	＜5%（300-3000Hz）
CTCSS deviation	0.35KHz±50Hz
Modulation method	FM
Largest deviation	≤2.5KHz
current	≤1.3A
Stray radiation	≤-13dBm
Residual modulation	≤-35dB
RECEIVER
The sensitivity	-125dBm/≤121.0dBm
Noise sensitivity	-127dBm/≤123.0dBm
Modulation reception bandwidth	±6KHz
intermodulation	≥60dB
Audio distortion	≤5% (60%)
Audio power	≥300mW @ 10% THD
Spurious response suppression	≥60dB
selective	≥65B