Description:

The Philippines has a radio service for use of families and small businesses. This service is called SRRS or Short Range Radio Service. Repeaters are not permitted, and units are limited to 2.5 watts.

Features:

Indicator
Channel Switch
Power Switch
Monitor
Squelch level
TOT
Scan
CTCSS
Voice Annunciation
Power Saving Function
Battery Voltage Alert
Busy Channel Lockout
VOX
QT/DQT
Local alarm function

325 MHz band Narrow band FM and FSK, 12.5 kHz channel spacing, 2.5watt maximum transmitter power output, 325.000 MHz to 325.4875 MHz UHF band.

This service has been allocated 40 channels at 325 MHz:：

Channel	Frequency	Channel	Frequency	Channel	Frequency
1	325.0000	16	325.1875	31	325.3750
2	325.0125	17	325.2000	32	325.3875
3	325.0250	18	325.2125	33	325.4000
4	325.0375	19	325.2250	34	325.4125
5	325.0500	20	325.2375	35	325.4250
6	325.0625	21	325.2500	36	325.4375
7	325.0750	22	325.2625	37	325.4500
8	325.0875	23	325.2750	38	325.4625
9	325.1000	24	325.2875	39	325.4750
10	325.1125	25	325.3000	40	325.4875
11	325.1250	26	325.3125
12	325.1375	27	325.3250
13	325.1500	28	325.3375
14	325.1625	29	325.3500
15	325.1750	30	325.3625

Technical parameters:

General Specifications
Frequency Range	325MHz-325.4875MHz
Channel Capacity	40
Channel Spacing	12.5KHz
Antenna Impedence	50Ω
MIC Impedence	2.2kΩ
Working Voltage	7.4V DC
Frequency Stability	±2.5×10-6
Battery capacity	1500mAh
Weight	230g
Dimensions (WxHxD)	118.5x60.5x40.5mm
Transmitter
Output Power	2.5W
Modulation Type	FM
Spurious Power	≤-15dB
Modulation Noise	≤-40dB
Modulation Distortion	≤5%
Frequency Stability	5ppm
Max Fr. Deviation	≤±5KHz
Current	≤1600mA
Audio response(300-3400Hz)	+6.5~-14dB
Adjacent Ch Power	≥65dB
Receiver
Reference Sensitivity	-121dBm
Squelch Sensitivity	≤0.2 μV
Occupied Bandwidth	≤16KHz
Selectivity	≥65dB
Intermediation	≥55dB
Audio Distortion	≤10%
Frequency Stability	5ppm
Current	Standby: 60mA working: 250Ma
Audio Response(300-3400Hz)	+7~-12.5dB