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The Hertz K 170 delivers crisp highs, warm mids and good sensitivity that often wakes up a factory head unit, offering strong value for the money. Expect limited deep bass and occasional fit or tweeter-tuning work in certain vehicles.
Buyer confidence
85%Highlights
- T 24 – Tweeter:
- 24mm diaphragm Neodymium tweeter with PEI dome, for a brilliant reproduction of high frequencies in a compact size.
- Annular acoustic lens optimized for exceptional off-axis performance.
- 6dB/Oct crossover integrated on tweeter wiring.
Key specs
Full specs- Component
- System
- Size mm (in.)
- 170 (6.7)
- Power Handling - Continuous W
- 70
- Power Handling - Peak W
- 280
- Impedance Ohm
- 4
- Tweeter diaphragm mm (in.)
- 24 (0.9)
- Woofer Voice Coil Ø mm (in.)
- 25 (1)
- Tweeter Voice Coil Ø mm (in.)
- 14 (0.55)
Key specs
Full specs- Component
- System
- Size mm (in.)
- 170 (6.7)
- Power Handling - Continuous W
- 70
- Power Handling - Peak W
- 280
Highlights
Overview- T 24 – Tweeter:
- 24mm diaphragm Neodymium tweeter with PEI dome, for a brilliant reproduction of high frequencies in a compact size.
- Annular acoustic lens optimized for exceptional off-axis performance.
Review highlights
Based on customer reviewsHertz K 170 — clear, efficient component set with strong mids at a budget price
The Hertz K 170 delivers crisp highs, warm mids and good sensitivity that often wakes up a factory head unit, offering strong value for the money. Expect limited deep bass and occasional fit or tweeter-tuning work in certain vehicles.
What buyers praise
- Crisp, clear highs and well-presented vocals
- Warm, well-defined midrange and tight mid-bass for a door speaker
What to watch for
- Limited deep bass — many reviewers added a subwoofer or amplifier for more low-end
Overview
The K 170 Uno system features a 24 mm (0.9ˈ) diaphragm Neodymium tweeter with PEI dome, for a brilliant reproduction of high frequencies in a compact size. The annular acoustic lens is optimized for exceptional off-axis performance, ensuring an accurate stereo image. The 6.7” woofers features a pressed-paper cone with foam surround, for high SPL and solid bass. The 25 mm(1ˈ) woofer voice coil driven by a high-flux density ferrite magnet offers a highly dynamic power handling for a powerful undistorted sound. The 6dB/Oct crossover is integrated on the tweeter wiring for an easy OEM upgrade.
Highlights
Key features
- T 24 – Tweeter:
- 24mm diaphragm Neodymium tweeter with PEI dome, for a brilliant reproduction of high frequencies in a compact size.
- Annular acoustic lens optimized for exceptional off-axis performance.
- 6dB/Oct crossover integrated on tweeter wiring.
- Mounting accessories for external or embedded mounting included.
- V 170 – Woofer:
- V-cone® design for best off-axis response, clear mid-high frequency detail and powerful bass.
- Foam surround combining high sensitivity and deep bass response.
- Pure copper 25mm (1 in.) voice coil woofer for high dynamic power handling.
- High flux density 80mm (3.15 in.) ferrite magnet for a powerful undistorted sound.
- Easy-to-install DIN size basket protected by abrasion-resistant dust paint.
- V-CONE®
Technologies
V-CONE®
The exponential profile gets very close to the perfect one, providing exceptional dispersion.
Specs
Technical Specs
14
| Component | System |
| Size mm (in.) | 170 (6.7) |
| Power Handling - Continuous W | 70 |
| Power Handling - Peak W | 280 |
| Impedance Ohm | 4 |
| Tweeter diaphragm mm (in.) | 24 (0.9) |
| Woofer Voice Coil Ø mm (in.) | 25 (1) |
| Tweeter Voice Coil Ø mm (in.) | 14 (0.55) |
| Sensitivity dB SPL | 93,5 |
| Frequency Response Hz | 55 ÷ 23k |
| Crossover Cut off | - |
| Crossover Type | 6 dB/Oct tweeter integrated |
| Weight of one component - Tweeter kg (lb) | 0,53 (1.17) |
| Weight of one component - Crossover kg (lb) | 0,03 (0.07) |
Physical Specs
4
| A | 165 mm | 6.5 in. |
| B | 140 mm | 5.51 in. |
| C | 51 mm | 2.01 in. |
| D | 45 mm | 1.77 in. |
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