---
product_id: 216328272
title: "SPL Show Series ST-25K-NEO 1\" High Efficiency Compression Tweeters with Grilles and Crossovers"
brand: "hertz"
price: "3719 Lei"
currency: RON
in_stock: true
reviews_count: 2
category: "Hertz"
url: https://www.desertcart.ro/products/216328272-spl-show-series-st-25k-neo-1-high-efficiency-compression
store_origin: RO
region: Romania
---

# Waterproof & UV-treated for rugged outdoor use Neodymium N38 magnet for powerful compact sound Inline crossover filter for crystal-clear highs SPL Show Series ST-25K-NEO 1" High Efficiency Compression Tweeters with Grilles and Crossovers

**Brand:** hertz
**Price:** 3719 Lei
**Availability:** ✅ In Stock

## Summary

> 🎵 Elevate your audio game with the HERTZ ST-25K-NEO — where power meets precision!

## Quick Answers

- **What is this?** SPL Show Series ST-25K-NEO 1" High Efficiency Compression Tweeters with Grilles and Crossovers by hertz
- **How much does it cost?** 3719 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/216328272-spl-show-series-st-25k-neo-1-high-efficiency-compression)

## Best For

- hertz enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play Ready:** Includes inline crossover and screw terminals for seamless integration and easy upgrades.
- • **Compact Powerhouse:** Lightweight 0.86 lbs aluminum body packs 100W peak power handling without bulk.
- • **Durability Meets Style:** Metallic mesh grille and anti-UV coating ensure long-lasting performance and sleek aesthetics.
- • **Outdoor-Ready Reliability:** Waterproof construction means your sound stays flawless rain or shine.
- • **Precision Engineered Sound:** FEM-optimized driver and horn design deliver unmatched clarity and efficiency.

## Overview

The HERTZ SPL Show Series ST-25K-NEO is a 1-inch high-efficiency compression tweeter featuring a powerful Neodymium N38 magnet and FEM-optimized driver/horn design. Weighing just 0.86 lbs with an aluminum cone, it delivers 100W peak power and 107 dB sensitivity at 4 ohms impedance. This waterproof, UV-treated tweeter includes a metallic mesh grille and inline crossover filter, making it ideal for both indoor and rugged outdoor audio setups.

## Description

NEO line bullet tweeters are a totally new project, lighter and more compact compared to the previous ST 25 and with superior performance thanks to the use of Neodymium N38 H for the motor units and a FEM (Finite Element Method) optimized driver/horn design. The “Kit” version, ST 25K Neo features metallic mesh grille and inline crossover filter included. Features - Powerful Neodymium magnet providing high performance with compact size. FEM (Finite Element Method) optimized phase-plug and loading horn. CCAR (Copper Clad Aluminium Ribbon) voice coil for unheard-of thermal and mechanical capability ready for an easy replacement with replacement body kit. Extra-light aluminium membrane to maximize SPL with high current, screw terminals. Body waterproofing and anti-UV treatment to allow safe outdoor use without discoloration over time. “Kit” version with metallic mesh grille and inline crossover filter included. Specifications - Size mm (in.): 44 (1.8) Power Handling - Peak W: 100 Hi-pass filtered @ 5 kHz - 12 dB Oct. Impedance Ω: 4 Frequency response Hz: 3k ÷ 20k Sensitivity dB SPL: 107 Voice coil Ø mm (in.): 25 (1)

Review: St 25k Neo - Only one tweeter works
Review: Excelente producto - impresionante sonido y espectacular desempeño

## Features

- Component: High Efficiency Compression Driver
- Weight: .86 lbs
- Magnet: Neodymium
- Cone: Aluminum
- Impedance: 4 ohms

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B082YJJ2FB |
| Additional Features | Adjustable Strap |
| Antenna Location | Motorcycling |
| Audio Driver Size | 25 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Best Sellers Rank | #132,676 in Electronics ( See Top 100 in Electronics ) #259 in Car Tweeters |
| Brand | HERTZ |
| Built-In Media | ST-25K-NEO |
| Color | Black |
| Compatible Devices | Desktop, MP3 Player, Smartphone |
| Compatible with Vehicle Type | & SUVs, Select Cars, Truck |
| Connectivity Protocol | wired |
| Connectivity Technology | wired |
| Control Method | Voice |
| Controller Type | Voice control |
| Customer Reviews | 4.5 out of 5 stars 18 Reviews |
| Enclosure Material | Aluminum, Metal |
| Frequency Response | 20 KHz |
| Impedance | 4 Ohms |
| Is Waterproof | TRUE |
| Item Dimensions D x W x H | 19"D x 9"W x 15"H |
| Item Weight | 0.86 Pounds |
| MP3 player | No |
| Manufacturer | Hertz |
| Model Name | ST-25K-NEO |
| Model Number | ST-25K-NEO |
| Mounting Type | Bracket Mount |
| Number of Audio Channels | 2.0 |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Series Number | 25 |
| Speaker Maximum Output Power | 200 Watts |
| Speaker Size | 25 Millimeters |
| Speaker Type | Tweeter |
| Specific Uses For Product | Compression driver applications |
| Subwoofer Connectivity Technology | Wired |
| Unit Count | 1.0 Count |
| Warranty Description | 1-Year Manufacturer Warranty |
| Warranty Type | Limited |
| Wireless Technology | No Wireless Communication Technology |

## Product Details

- **Audio Output Mode:** Stereo
- **Brand:** HERTZ
- **Connectivity Technology:** wired
- **Frequency Response:** 20 KHz
- **Speaker Maximum Output Power:** 200 Watts

## Images

![SPL Show Series ST-25K-NEO 1" High Efficiency Compression Tweeters with Grilles and Crossovers - Image 1](https://m.media-amazon.com/images/I/61vFVCUhQML.jpg)

## Questions & Answers

**Q: is this a pair or just one ?**
A: Hey Daniel, we sell them as pairs with two tweeters, two grills, and two crossovers. Feel free to send us a direct message with any additional questions!

**Q: Where can I buy these crossovers separately?**
A: Hey Alex, if you send us a direct message we can get you set up! -WoofersEtc

**Q: Is this a pair**
A: Hi Robert, we sell them as pairs with grills and crossovers included!

## Customer Reviews

### ⭐ St 25k Neo
*by B***D on March 30, 2021*

Only one tweeter works

### ⭐⭐⭐⭐⭐ Excelente producto
*by X***O on December 5, 2020*

impresionante sonido y espectacular desempeño

## Frequently Bought Together

- Hertz SPL Show Series ST-25K-NEO 1" High Efficiency Compression Tweeters with Grilles and Crossovers
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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-07-13*