ICOM IC-U20SR – License-Free Radio

Description
Additional information
Optional Accessories
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Water Resistance, Smart Rugged Design, and Compact Size

The little body, which fits in the palm of your hand, has a unique, sophisticated design. With a redesigned front panel layout design, hands-free VOX functionality, Voice Guide when changing channels, IP54 dust and water resistance that complies with MIL-STD810G, and a lightweight, durable polycarbonate shell, this robust portable transceiver offers user-friendly operability.

Operation for 21 Hours with a Detachable Battery

During day and night shifts, the BP-304A, 2350 mAh lithium-ion battery can be used continuously for 21 hours without needing to be replaced. With the BC-262 Charging Cradle, the BP-304A may be fully charged in around five hours.

Charging via USB

There are three ways to charge a battery. Apart from using the BC-262 Charging Cradle, the BP-304A can be charged using the BC-264 Battery charger and the radio body can be directly charged using a USB Type-C™ cable*.

Numerous headsets, microphones, and earphone-microphones are available for usage in a range of professional settings.

Additional Features
Four digits and fourteen segments make up its crisp, high-definition display.
A 600 mW AF output that is loud
Two keys that can be programmed

Additional information

Brand	ICOM
Technology	Analogue, Digital, License Free
Frequency Coverage	446.00625~446.19375 MHz
Number of Channels	16 Channels
Type of Emission/Modulation	8K50F3E (12.5 kHz)
Antenna Impedance	50 Ω
Input Impedance (MIC)	2200 Ω
Output Impedance (Audio)	8 Ω
Operating Tempreature Range	-25°C~55°C
Power Supply Voltage	3.6 V DC nominal (Negative Ground)
Current drain Receive Max. Audio	0.8 A Maximum
(Approximate) Transmit	1.0 A Maximum
Dimensions	94.0×50.0×26.7 mm exccluding antenna, 156.0×50.0×26.7 mm including antenna
Weight	157 g
Output Power	0.5 W
Modulation	Frequency Modulation
Maximum Permissible Frequency Deviation	±2.5 kHz
Frequency Stability	± 500 Hz
Spurious Emissions	0.01 µW typical (≤1 GHz) 0.01 µW typical (>1 GHz)
Adjacent Channel Power	63 dB typical
Audio Harmonic Distortion (AF 1 kHz 40% Deviation)	5.0 % maximum
FM Hum and Noise	56 dB typical
Limiting character of Modulator	70% ~ 100% maximum deviation
Sensitivity (at 20 dB SINAD)	-118 dBm typical
Audio Output Power	Internal Speaker 600 mW typical @5% distortion with 4 Ω, External Speaker 150 mW typical @ 5% distortion with 8 Ω
Adjacent Channel	65dB
Intermodulation	54 dB typical
Hum and Noise	48 dB typical
Squelch Sensitivity (Threshold)	-123 dBm typical

Optional Accessories

Microphone

HM-153LS Earphone Microphone HM-166LS Earphone Microphone HM-183LS Speaker Microphone

HM-186LS Speaker Microphone

HEADSETS

HS-94 Earhook Type Headset Neck Arm Type Headset Headset With Throat Microphone

BATTERIES

BP-304A LI-ION Battery Pack

CHARGERS

BC-262 Charging Cradle BC-264 Battery Charger BC-268 Multi charger Cradle

BELT CLIP

MB- 127 Belt Clip

ADAPTER CABLES

OPC-2006LS Plug Adapter Cable

PTT SWITCH CABLES

OPC-2328 PTT Switch Cable

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License

Walkie-Talkie License Guidelines in India (Updated 2025)

In India, the use of walkie-talkies (wireless communication equipment) is regulated by the Wireless Planning and Coordination (WPC) Wing of the Ministry of Communications. To operate walkie-talkies legally, users must comply with specific licensing norms and frequency allocation rules set by the Government of India.

Who Needs a License?

A license is required for:

Businesses (e.g., hotels, event management, construction, security services)
Government and emergency services
Private organizations using wireless sets for operational communication

Who Doesn’t Need a License?

No license is required for license-free walkie-talkies that operate in specific frequency bands:

446.0–446.2 MHz (PMR frequency) under low power (0.5 W ERP)
These are meant for short-range, personal, or business use
Devices must be type-approved by WPC

Types of Licenses Issued by WPC

Non-Network License (NL):
- For short-range wireless communication within premises
- Common for event organizers, hotels, etc.
Network License:
- For organizations requiring a private network over a wider area
Amateur Wireless Telegraph Station License:
- For ham radio operators (not applicable for business walkie-talkies)

How to Apply for a Walkie-Talkie License

Application Portal:
- Apply online through the Saral Sanchar portal: https://saralsanchar.gov.in
Documents Required:
- Company registration certificate
- ID & address proof of the authorized person
- Technical details of the equipment
- Frequency band and area of operation
Fees:
- Varies based on the type of license, number of devices, and usage area
- Includes processing fees and annual spectrum charges
Approval Time:
- Typically between 15-18 weeks, depending on application completeness

Penalties for Unlicensed Use

Using non-approved or unlicensed walkie-talkies can result in:

Seizure of equipment
Fines and penalties under the Indian Telegraph Act
Legal action by enforcement agencies

Quick Tips

Always buy WPC-approved walkie-talkies
Use license-free models for basic use (within permitted power/frequency)
For business or long-range use, obtain the appropriate license
Keep your license renewed and records up to date

For licensing assistance or compliant walkie-talkie products, feel free to contact our support team.

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