---
product_id: 501038005
title: "TinySA Ultra+ ZS406 Spectrum Analyzer, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input,V0.4.6.1,2025 Upgraded"
brand: "seesii"
price: "1366.80 DT"
currency: TND
in_stock: true
category: "Seesii"
url: https://www.desertcart.tn/products/501038005-tinysa-ultra-zs406-spectrum-analyzer-4-0-inch-100khz-to
store_origin: TN
region: Tunisia
---

# Built-in 32GB microSD storage 4.0" 480x320 touchscreen 100kHz–5.4GHz ultra-wide range TinySA Ultra+ ZS406 Spectrum Analyzer, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input,V0.4.6.1,2025 Upgraded

**Brand:** seesii
**Price:** 1366.80 DT
**Availability:** ✅ In Stock

## Summary

> 🚀 Spectrum Analysis Elevated: Power, Precision, Portability.

## Quick Answers

- **What is this?** TinySA Ultra+ ZS406 Spectrum Analyzer, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input,V0.4.6.1,2025 Upgraded by seesii
- **How much does it cost?** 1366.80 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/501038005-tinysa-ultra-zs406-spectrum-analyzer-4-0-inch-100khz-to)

## Best For

- seesii enthusiasts

## Why This Product

- Trusted seesii brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual-Mode Powerhouse:** Seamlessly switch between spectrum analysis and signal generation—sine, square, or dual-tone waves up to 4.4GHz for versatile testing.
- • **Data at Your Fingertips:** Record and share your measurements instantly with the built-in 32GB microSD card and PC connectivity via USB and Tinysa-APP.
- • **Endurance for the Long Haul:** 5000mAh battery with fast Type-C charging means you stay powered through extended fieldwork without interruptions.
- • **Ultra-Wide Frequency Mastery:** Covering 100kHz to 5.4GHz, this handheld analyzer lets you dominate every spectrum band with precision and speed.
- • **Next-Level Accuracy & Protection:** Advanced ESD protection and exceptional phase noise performance ensure reliable, long-lasting, and ultra-precise measurements.

## Overview

The SeeSii TinySA Ultra+ ZS406 is a cutting-edge handheld spectrum analyzer featuring a vibrant 4.0-inch touchscreen, ultra-wide 100kHz to 5.4GHz frequency range, and dual functionality as a signal generator. Equipped with a 32GB microSD card for direct data recording, fast USB PC connectivity, and a robust 5000mAh battery with Type-C charging, it delivers professional-grade accuracy and convenience. Enhanced with ESD protection and superior phase noise performance, this compact device is engineered for demanding industrial and scientific applications, making it a must-have tool for tech-savvy professionals.

## Description

SeeSii TinySA Ultra+ ZS406 Spectrum Analyzer, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input,V0.4.6.1,2025 Upgraded: desertcart.com: Industrial & Scientific

## Features

- Upgraded ZS406 TinySA Ultra+:This New Version V0.4.6.1 Spectrum Analyzer is developed by Hugen, with 4.0 inch 480 x 320 large touchscreen display, 100kHz to 5.4GHz widely measure range, with the new ESD protection function, the product has a higher anti-static level and a longer service life, and built-in 32Gb micro SD card, can directly record data to the card ,which is convenient for your data sharing and storage
- Widely Frequency Range: Compared to the tinysa (100kHz to 960MHz), the upgraded tinysa ULTRA+ has 100kHz to 5.4GHz ultra-wide measuring frequency range, spectrum analyzer for 0.1-800MHz, with Ultra mode up to 0.1MHz-6GHz.Switchable resolution band pass filters for both ranges between 200Hz to 850kHz. Color display showing 450 scan points covering up to the full low or high frequency range. Faster and more accurate measurement performance, you can easily cope with measurement testes in various fields
- 2 in 1 Multifunctional Frequency Analyzer & Signal Generator:When not used as Spectrum Analyzer it can be used as Signal Generator,with sine wave output between 0.1-800MHz or square wave or dual tone output up to 4.4GHz.Built-in calibration signal generator that is used for automatic self test and low input calibration
- PC Control: Connected to a PC via USB it becomes a PC controlled Spectrum Analyzer or Signal Generator.Tinysa-APP transfers data directly to the computer.The USB interface implements CDC protocol and there is a large set of commands that can be invoked over the serial interface. These command can be used to perform measurements or update internal settings. The driver for Windows will install automatically after connecting to a Windows PC. The driver for Linux is built into the kernel
- Ultra-long Battery Life: The upgraded tinysa analyzer built-in 5000mAh battery,with type-C charging cable and LED charging indicator,it can be fully charged within 3 hours,no need to charge frequently
- Excellent Phase Noise Performance: With advanced spectrum analyzer, especially tinysa ultra, outstanding phase noise performance is shown. At 30MHz, phase noise is -108dB/Hz at 100kHz offset and -115dB/Hz at 1MHz offset. DANL is -166dBm/Hz. There's an LNA in the level menu, which offers 20dB extra gain for low - level signals (LNA in tinysa ultra works only below 3.5GHz). The default max frequency is 800MHz. No need to switch frequency ranges, and you can monitor the whole range in one sweep
- Package Contents: 1x ZS406 Tinysa ULTRA+ Spectrum Analyzer (built-in 5000mAh battery), 1x 32GB Micro SD card (plugged in the host) 2x 30cm ALSR100 SMA cables,1 x USB Type-C data cable, 1x SMA-SMA barrel connector,1x TLanyard and touch plectrum; 1x Antenna with SMA connector, 1x stylus touch pen

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BBGK9QJB |
| Best Sellers Rank | #30,681 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #6 in Spectrum Analyzers |
| Brand | Seesii |
| Brand Name | Seesii |
| Color | Black |
| Compatible Devices | PC |
| Customer Reviews | 4.6 out of 5 stars 248 Reviews |
| Included Components | Tinysa ULTRA+,SMA cables,SMA connector,Antenna,32GB card,Touchscreen pen |
| Item Dimensions | 6.69 x 4.72 x 2.56 inches |
| Item Weight | 265 Grams |
| Item dimensions L x W x H | 6.69 x 4.72 x 2.56 inches |
| Manufacturer | Seesii |
| Model | SEESII- TinySA ULTRA+ |
| Part Number | TinySA ULTRA |
| Power Source | Battery Powered |
| Style | TinySA ULTRA+ |
| Style Name | TinySA ULTRA+ |
| Unit Count | 1.0 Count |
| Warranty Description | 3 Year Manufacturer |

## Product Details

- **Brand:** Seesii
- **Color:** Black
- **Item Weight:** 265 Grams
- **Power Source:** Battery Powered
- **Style:** TinySA ULTRA+

## Images

![TinySA Ultra+ ZS406 Spectrum Analyzer, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input,V0.4.6.1,2025 Upgraded - Image 1](https://m.media-amazon.com/images/I/81Vy91IOx9L.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: The data is compatible with wireless workbench (shure) and wireless system manager (sennheiser) ?**
A: I seriously doubt it.  The tinySA is more a toy than anything else, certainly not professional in operation.

**Q: Where can i download the tinysa-app software and instruction manual pdf?**
A: from their web site

**Q: Could i measure rfid signal strength from rfid antennas with this?**
A: yes

**Q: Can TinySA Ultra be used with Rational Waves software?**
A: I would guess yes, but you would have to write the code for interface, etc.

## Frequently Bought Together

- SeeSii TinySA Ultra+ ZS406 Spectrum Analyzer, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input,V0.4.6.1,2025 Upgraded
- BECEN 10W SMA Attenuator,40db,DC to 3GHz,50 Ohm
- DHT Electronics Handheld Antenna Cable SMA Male to UHF SO-239 Female Connectors 6'' Pack of 2 for Amplifier

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-01*