Tecsun pl398mp is portable world band receiver with dual speakers.
AM/FM/LW/SW Radio with DSP (Digital Signal Processing) Technology
This synthetic receiver picks up a wide range of broadcasts including FM, mwlongwave and shortwave.
To tune to a station, you can use one of the following 5 methods: tuning knob, direct keyboard input, memory, ats tuning, and tecsun's own unique etm (easy tuning mode). There are a total of 550 memories available for easy access to your favorite stations.
The osmo also has a line jack and SD card reader to be used as a portable speaker. SD card reader and line-in with controls for mp3 players. 12/24 sleep timer alarm clock
Optional frequency coverage:
Default: 87-108MHz (Suitable for China, Europe and America).
Germany: 87.5-108mhz.
Russia: 64-108MHz (also suitable for receiving most campus broadcasts in China).
Japan: 76-108mhz.
FM: 64-108mhz, 0.01mhz/0.1mhz intelligent stepping.
SW: 2300-21950khz, smart stepping 1khz/5khz.
MW: 522-1620khz, 1khz/9khz intelligent stepping (suitable for Asia, Africa and Europe).
520-1710khz, 1khz/10khz intelligent stepping (suitable for North America).
Lw: 153-513khz, 1khz/9khz smart step.
Selectivity:
FM: >60db(±150khz).
Sw: >60db (bw=3khz, ±5khz).
Mw: >60db (bw=3khz, ±9khz).
Lw: >60db (bw=3khz, ±9khz).
Memory Storage: 550 in total.
Fm: 100. Sw: 250
Mw: 100. Lw: 100
Size :(187x90x30mm)
Power supply:
Powered by 3 R6 batteries (No. 5), you can also use Ni-MH rechargeable batteries
Smart charging is possible via USB port power supply.
External power supply (optional): specification usb dc 5v ≥ 250ma
Package list:
1 x Tecsun Osmo radio
1 x stereo headphone
1 x audio cable
1 x carry bag
1x user manual
All-Band Digital Receiver for Global ListeningCovering FM, MW, LW, and shortwave bands, the Tecsun radio lets you explore broadcasts from around the world. Whether you're tuning into local FM stations or long-distance AM signals, this audio receiver ensures a stable and high-fidelity listening experience.DSP Technology for Superior Sound ClarityEquipped with digital signal processing (DSP), the Tecsun radio filters noise and enhances audio clarity, giving you the performance of the best audio receiver in a handheld form. You’ll enjoy crisp vocals, stable frequency tuning, and reduced distortion, even in weaker signal areas.Dual Speakers and MP3 PlaybackUnlike most small audio receivers, this unit features two high-quality speakers for stereo-like sound. With MP3 playback via USB or TF card, it also doubles as a portable music player — ideal for relaxing indoors or enjoying tunes outdoors.ETM & ATS for Effortless TuningThe Easy Tuning Mode (ETM) and Auto Tuning Storage (ATS) simplify the process of finding and storing stations. Whether you're in a hotel, park, or remote location, you can quickly scan and save available frequencies without manual adjustment — a key feature in any best receiver choice.Product Advantages
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Covers FM, MW, LW, and Shortwave Bands
A full-range audio receiver that connects you to both local and international broadcasts.
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Advanced DSP Signal Processing
Reduces interference and improves sound quality, delivering a premium best audio receiver experience in compact form.
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Dual Speaker Stereo Output
Loud, clear sound from a small audio receiver you can carry anywhere.
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Built-In MP3 Player (USB/TF)
Switch from radio to personal playlists in seconds — convenience and entertainment combined.
About Us – OpenSourceSDRLab
A precision-focused manufacturing partner in smart displays and IoT hardware.
Core Manufacturing and Quality Capabilities
OpenSourceSDRLab specializes in the research, design, and manufacturing of smart LCD display modules, e-paper displays, and embedded IoT devices. With a complete in-house engineering team, we offer end-to-end services — from schematic design and PCB layout to firmware development and system integration. Our ISO 9001:2015-certified facility ensures consistent product quality, traceability, and compliance with international standards.
Production Capacity and Technical Strength
Our Shenzhen-based factory is equipped with advanced SMT production lines, reflow soldering equipment, and automated optical inspection (AOI) systems. We maintain a monthly output capacity of 300,000 units, and have successfully delivered over 1.2 million smart display solutions worldwide. These capabilities allow us to support both low-volume prototyping and high-volume manufacturing, with flexible lead times and responsive engineering support.
Sustainable Manufacturing Practices
We are committed to minimizing our environmental footprint through responsible production. All components are RoHS-compliant, and we continuously optimize our energy and material usage through lean manufacturing principles. We also aim to reduce waste across the product lifecycle by designing for reliability and repairability.
Transparent and Collaborative Customer Workflow
Our customer engagement process is designed for clarity, speed, and technical alignment. We begin with a detailed project consultation, followed by rapid prototyping and iterative engineering feedback. Once validated, we move to scalable production while maintaining full transparency on timelines, costs, and logistics. Our bilingual project managers ensure seamless communication throughout the development cycle.
Global Service Capabilities
Serving clients across over 30 countries — including North America, Europe, and Asia-Pacific — we are experienced in global compliance, shipping logistics, and multilingual technical support. We partner with reliable international couriers and freight forwarders to ensure timely and safe delivery of goods. Whether you're a startup, system integrator, or global brand, we provide localized support with global reach.
Let's build smarter, more reliable devices — together.
Contact us to explore tailored hardware solutions built to meet your market’s demands.
FAQ
Who are we?
We are your SDR sourcing Office in China. OpenSourceSDRLab is a reliable and trustworthy sourcing lab in China.
We focus on Software Defined Radio developing & educational products, and we can ONE-STOP SDR device sourcing services from sourcing, product development, factory production, QC/inspection etc.We have been doing this business for 7+ years. The core members of our team are engineers who have graduated with degrees in communication engineering and electronic information, and who have a keen interest in SDR technology. We specialize in SDR products, particularly those that support GNU Radio. We have established long-term partnerships with PCB manufacturing and patch production companies, and possess a comprehensive hardware debugging and RF testing environment. Our contributions to the community have been significant, as we have developed a series of popular products, provided a wealth of usage documentation, tools, and sample programs, thereby playing a crucial role in advancing the development and popularization of open source SDR technology.
How can we guarantee quality?
We follow a rigorous quality control system certified under ISO 9001:2015. Our factory uses advanced inspection technologies such as AOI, ICT, and aging tests to ensure each unit meets strict performance and reliability standards.
What can you buy from us?
- Smart TFT/IPS LCD modules with optional capacitive touch
- E-paper displays
- Custom IoT hardware
- Embedded control systems and drivers
Why should you buy from us and not other suppliers?
We are not just a contract assembler — we are a full-stack hardware development partner. With in-house engineering, firmware, and PCB design, we can offer deeper customization, better cost control, and stronger IP protection. Our clients benefit from rapid prototyping, flexible production, and long-term technical support.
What services can we provide?
- Hardware circuit and PCB design
- Firmware development and system integration
- Custom display tuning (UI, brightness, interface, touch)
- Prototyping and small-batch production
- Full-scale manufacturing
- Global logistics and post-sales technical support
Looking for a powerful yet portable radio experience?Order the Tecsun Shortwave Radio today — the all-in-one small audio receiver with big sound, smart tuning, and unbeatable versatility. Stock is limited — tune in while it's available!
