a-203 Versatile Two Way Radio with DSP Encryption Walkie Talkie

• Customization: Available
• Battery Type: Lithium-ion
• Certification: CE
• Model NO.: A-203
• Channels: 16 channels
• Communication Distance: 1-3km
• Display Type: Without Display
• Encryption: DSP
• Features: Encrypted Communication
• IP Rating: None
• Radio Channels: 16
• Channel Spacing: 25kHz/12.5kHz
• Frequency Range: 400-520MHz
• Dimension(mm): 90*54*30 (Without Antenna)
• Weight: 147g
• Battery Capacity: Li-ion 2000mAh
• Earphone-Port Type: K-Plus
• Program-Port Type: K-Plus
• Charge Type: Type-C
• Standby Time: 13days
• Walkie Talkie Type: Analog
• Working Voltage: 4.2V
• Output Power: 2W/0.5W
• Frequency Modulation: FM
• Transport Package: Standard Packaging or Customized
• Specification: Standard specifications or customized
• Trademark: Gohall
• Origin: Xiamen, China
• HS Code: 8517122000
• Production Capacity: 5000000pieces/Year
• Package Size: 17.50cm * 17.00cm * 6.50cm
• Package Gross Weight: 0.600kg

Product Description

Product Description

DIGITAL TWO WAY RADIO

Our analog two-way radio is a cutting-edge communication device that harnesses state-of-the-art digital technology to deliver pristine and reliable voice and data exchanges. At Guanhe Communication, we pride ourselves on offering premium digital two-way radios that boast superior audio clarity, extended battery longevity, and top-tier encryption for secure communications. Perfect for diverse applications such as construction, manufacturing, and public safety, these radios cater to a range of specific needs with various frequency bands, power levels, and antenna types.

Note:
We strive to pair you with the ideal two-way radios, whether it be FM Transceivers, walkie-talkies, and more.
Your inquiries are met with enthusiasm as we welcome the opportunity to assist you.
We are delighted by your interest in ordering our samples for testing.
Our search is on for dynamic dealers and distributors of our two-way radios.
Rest assured, we will guide you to the perfect two-way radio, FM Transceiver, or walkie-talkie tailored to your needs.

Product Parameters

Specification
Receiver
Frequency Stability	+/-2.5ppm		Rated Audio Power		500mW
Reference Sensitivity	Better than-119dBm		SNR		≥40dB
			Audio Distortion		≤5%
Adjacent Channel Selectivity(ACS)	≥65dB		Co-channel Rejection		≥-8 dB
Audio Response	≤+2dB & ≥-10dB
Transmitter
Transmitting Power	≤2W		Frequency Stability		+/-1.5ppm
Transmitting SNR	≥45dB		Maximum Frequency Offset		≤5KHz
Emit Spurious Radiation	≤7.5uW		Modulation Characteristic		+1dB/-3dB
Adjacent Channel Power	≤-65dB		Modulation Distortion		≤5%
The Standard Of Packing	1 radio with standard accessories in a box,50 boxes in a carton Standard accessories:  Radio:1pc  Charger:1pc  Battery:Li-ion 2000mAh 1pc  Belt clip:1pc  Manual:1pc                                                                             Lanyard:1pc
Feature	Power Beep 16 Channels Power Saving V0X  Scan Low Voltage Alert Launch Time Limit Squelch Level Setting Scrambler Compandor Frequency-hopping To Prevent Frequency Crosstalk Non-standard QT/DQT SK1 Side Key Short Press On Volume + SK2 Side Key Short Press On Volume - QT/DQT TOT PC Material Code Switch  Type-C/Dual Seat-charger (Optional)
We support customized intercoms of various types and performances on demand.

Detailed Photos

PROFESSIONAL-GRADE TRANSMITTER POWER:

Designed with the professional in mind, these radios boast an extensive array of channels and privacy codes, ensuring seamless coordination and communication in diverse environments. Crafted with durability at the forefront, they cater to the needs of rigorous users and are loaded with advanced functionalities such as GPS positioning and compatibility with various communication systems. Certain models even feature Bluetooth for convenient hands-free operation, promoting safety during driving or work tasks. Adhering to stringent legal standards, these radios ensure optimal power levels and interference-free performance, making them the preferred choice for professionals who require dependable communication tools for expansive distances beyond the reach of standard handheld models.

LONG-RANGE ANTENNA:

The two-way radio's long-range antenna is pivotal in extending the device's signal capacity. By emitting potent signals and capturing distant, faint ones, it effectively broadens the operational range. The length and quality of the antenna are crucial in this enhancement. However, environmental conditions like terrain and obstacles can impact performance. For instance, while the radio might cover a two-kilometer radius in ideal, unobstructed conditions, natural and man-made obstructions, such as trees, mountains, or tall buildings, can shorten this distance.

POWER OUTPUT:

Crucial for achieving extensive communication reach, the power output of a radio significantly influences its range. Radios with lower power output, ranging from 0.5W to 5W, are ideal for shorter distances, while those with higher output, exceeding 5W, can traverse more substantial areas. The geographical features like terrain and elevation also affect signal propagation, with flat terrains offering better range than hilly or forested regions. Additionally, factors such as the radio's antenna design, prevailing weather conditions, and interference from other electronic devices play important roles. Striking the right balance in power output and additional features is essential for reaching desired communication distances effectively.

LONG BATTERY LIFE:

Achieving extended battery life in radios involves an intricate blend of design optimizations. Incorporating energy-efficient components is merely one facet; high-capacity batteries are pivotal in prolonging operation between charges. Antenna quality and size significantly influence signal strength, enabling radios to maintain range without ramping up power levels. Furthermore, half-duplex systems, which permit only one-way communication at a time, often consume less energy compared to full-duplex systems. This strategic design not only maximizes battery life but ensures sustained performance and reliability.

PROFESSIONAL COMMUNICATION:
In dynamic fields like construction, security, event management, and public safety, professional two-way radios are indispensable. These industries depend heavily on instant communication to ensure seamless task coordination and swift emergency responses, underscoring the critical role of robust and reliable radio systems in their operations.

EMERGENCY SERVICES:
In the challenging realm of emergency services, two-way radios are vital tools for police officers, firefighters, paramedics, and other responders. They are instrumental in maintaining unbroken communication, organizing emergency operations, and real-time sharing of critical data, which is essential for effective and life-saving responses.

 

 

 

 

 

FAQ

Q1: What is MQQ(Minimum order quantity)?
A: we recommend you order 2pcs for a sample test that would be better

Q2: Do you accept customized?
A: Yes, we can design the packing box and LOGO mark as your request, OEM&ODM is welcomed.

Q3: Could you offer a free sample to test?
A: In general, customers need to pay the sample fee first, but when your order reaches the required amount, we refund the sample cost for you.

Q4: When can you ship the items?
A: 1-2 days for sample, 3-30 days for bulk order, depending on the quantity.

Q5: When can l find tracking information on the internet?
A: Usually, we will give you the tracking number and you can find the information internet in 2 days.

Q6. How do you ensure your quality?
A: Before delivery, we will check the items' quality strictly one by one, life-warranty for radio host & accessories, but we could not ensure some unpredictable reason occurred. please contact us immediately when you get defective, thanks.