a-502 Portable Analog Two Way Radio with 16 Channels Walkie Talkie

• Customization: Available
• Battery Type: Lithium-ion
• Certification: CE
• Model NO.: A-502
• Channels: 16 channels
• Communication Distance: 1-5km
• 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): 110*59*34mm(Without Antenna)
• Weight: 265g
• Battery Capacity: Li-ion 1100mAh(Have 1800mAh for More Choice)
• Earphone-Port Type: K-Plus
• Program-Port Type: K-Plus
• Charge Type: Seat-Charger
• Standby Time: 4days
• Walkie Talkie Type: Analog
• Working Voltage: 7.4V
• Output Power: 5W/1W
• 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

Product Description

Product Description

DIGITAL TWO WAY RADIO

Discover the analog two-way radio, a marvel of communication technology that expertly utilizes cutting-edge digital innovation to deliver crystal-clear and dependable voice and data transmission. At Guanhe Communication, indulge in our premium selection of digital two-way radios that promise superior audio clarity, extended battery longevity, and state-of-the-art encryption to ensure the utmost security in communication. Perfectly designed for diverse applications such as construction, manufacturing, and public safety, these radios are available in a variety of frequency bands, power levels, and antenna types, tailored to meet your distinct requirements.

Note:
Our dedication to introducing you to the perfect two-way radio options is unwavering. Explore our FM Transceiver and walkie-talkie selections, crafted to meet your communication needs with precision and reliability.
We are delighted to welcome your inquiries and look forward to assisting you promptly.
Your interest in ordering our samples for testing fills us with enthusiasm. We are thrilled to support your exploration of our high-quality products.
We are actively seeking esteemed partners in the realm of two-way radio dealerships and distribution. Join us in expanding the horizons of communication technology.
Rest assured, our expertise will seamlessly guide you to the perfect two-way radio, FM Transceiver, or walkie-talkie, each meticulously chosen to suit your specific 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		Inter-modulation		≥50 dB
Transmitter
Transmitting Power	5W/1W		Frequency Stability		+/-2.5ppm
Transmitting SNR	≥40dB		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 1100mAh 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 Non-standard QT/DQT SK1/SK2 Customization (Listen/Voice/Channel Broadcast) QT/DQT TOT Code Switch
We support customized intercoms of various types and performances on demand.

Detailed Photos

PROFESSIONAL-GRADE TRANSMITTER POWER:

Equipped with a multitude of channels and privacy codes, these radios are perfectly crafted for versatile use in various areas and seamless coordination with others. Built to withstand the rigors of professional use, they boast state-of-the-art features such as GPS positioning and integration capabilities with diverse communication systems. Imagine the convenience of Bluetooth features for hands-free communication, ensuring safer driving or working conditions. Designed to comply with stringent legal standards regarding power output and interference-free operation, they are indisputably the premier choice for professionals whose success relies on dependable radio communication across distances that outmatch typical handheld models.

LONG RANGE ANTENNA:

A two-way radio's long-range antenna is key to magnifying its signal reach. It excels by emitting robust signals and capturing weak ones from remote locations. The antenna's quality and length significantly enhance this range, though terrain or environmental factors may influence performance. Under perfect conditions, a radio with a two-kilometer radius achieves this range in a direct line. Yet, obstacles such as trees, mountains, skyscrapers, or other barriers may reduce this range, underscoring the antenna's power in overcoming such challenges.

POWER OUTPUT:

Power output is a critical determinant for achieving long-distance communication. Radios with modest power output (0.5W to 5W) cater to short-distance needs, whereas high-power models (exceeding 5W) offer expanded coverage. Terrain and altitude also impact signal reach, with flat, unobstructed landscapes facilitating greater distances than undulating or densely wooded regions. Moreover, the radio's antenna quality, climatic conditions, and other electronic interferences play roles in defining range. Striking the perfect harmony between power output and these variables is essential to attain optimal communication distances.

LONG BATTERY LIFE:

Achieving long battery life demands a meticulous approach to design optimization. While integrating energy-efficient components is vital, high-capacity batteries are crucial for extended operation between charges. Notably, the antenna's size and quality influence the transmitted signal, empowering radios to operate efficiently without constantly resorting to maximum power levels. Half-duplex systems, favoring either transmission or reception at any moment, often consume less power than full-duplex counterparts, further enhancing battery conservation.

PROFESSIONAL COMMUNICATION:
Essential tools for professionals across diverse fields like construction, security, event management, and public safety, two-way radios are indispensable for instant communication, efficient team coordination, and rapid emergency response. These sectors trust these radios to deliver precise and reliable communication when it matters most.

EMERGENCY SERVICES:
In the realm of emergency services, two-way radios are lifelines for officers, firefighters, paramedics, and other emergency personnel. They facilitate seamless communication, operation coordination during crises, and real-time sharing of crucial information, ensuring the swift and efficient management of emergencies.

 

 

 

 

 

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.