Hertz

The Hertz DCX 87.3 is the smallest Dieci coaxial we sell, for 3.5-inch-class dashboard openings: specs, why it needs a high-pass filter, centre-speaker cautions, a conflicting power figure on Hertz's site, how it compares with the DCX 100.3 and JL CF-350mt, and its single UK review.

The Hertz DCX 100.3 is Dieci's 4-inch coaxial for dashboards and small doors: specs, what a dash-mounted speaker should do, power and filter advice, how it compares with the JL C1-400x and DCX 87.3, and the three UK buyer reviews we found.

The Hertz X 165 is the least expensive Hertz 6.5-inch speaker we sell, a coaxial built for factory replacement and head-unit power. Specs, when an amplifier helps, how it compares with the K 165 and DCX 165.3, and the scant owner feedback.

The bigger Dieci Power four-channel gives 75 W x 4 at 4 ohms and 210 W bridged, with Hi-Res certification and speaker-level inputs. How it compares with the DP 4.300, what to pair it with and India pricing.

The Hertz X 690 is Uno's four-way 6x9 for cars with factory 6x9 openings. Specs, what the piezo super-tweeters really add, head-unit versus amplifier power, and how it compares with the Dieci DCX 690.3.

The Hertz DCX 130.3 is Dieci's 5-inch coaxial: specs, where 5-inch speakers sit in cars, why its 40 W rating matters if you add an amplifier, how it compares with JL and Alpine 5.25-inch options, and the one owner review we found.

The Hertz K 165 is Uno's 6.5-inch component set, with its crossover hidden in the tweeter wiring. Specs, what that simple crossover trades away, head-unit versus amplifier power, and the little owner feedback there is.

The Hertz DCX 165.3 is Dieci's 6.5-inch coaxial for factory door openings: specs, how it runs on head-unit power, fitting it in Indian car doors, how it compares with the Uno X 165 and Cento CX 165, and what five UK buyers said.

Hertz's entry Dieci Power four-channel is a Hi-Res Class AB amp rated 60 W x 4 at 4 ohms, with speaker-level inputs. What its ratings mean, which speakers suit it, heat and India pricing.

The Hertz S 300 S4 is the Uno range's 12-inch sub. Its specs, why Hertz's 42-litre box matters more than the small-box wording, a one-amplifier budget system, and how it compares with the DS 30.3.

The Hertz DCX 690.3 is Dieci's three-way 6x9: specs, what the 60 mm midrange adds, how it compares with the Uno X 690 and JL C1-690x, rear-deck installation tips, and what three UK buyers scored it.

Hertz's compact Dieci Power mono amplifier makes 500 W RMS at 2 ohms and works with factory head units. Specs, what the 1180 W figure means, the HRC 02 remote and the right subwoofer.

The Hertz DBA 201 packs an 8-inch driver, two passive radiators and a 220 W amplifier into one box for factory-system upgrades. Specs, what its 50-150 Hz range means, alternatives and sibling feedback.

The 7x10-inch Hertz DCX 710.3 is the largest Dieci coaxial we sell. Specs, how it differs from the 6x9 DCX 690.3, why it wants an amplifier, how to confirm your car takes a 7x10, and why owner reviews are hard to find.

The Hertz MPS 250 won EISA's 2022-2023 In-Car Subwoofer award for deep bass from tiny boxes. We cover the S2 and S4, Hertz's box designs, amplifier matching and India pricing.

A 5-inch component set for cars that can't take 6.5-inch woofers: the Hertz DSK 130.3's specs, how it differs from the DSK 165.3 at the same price, amplifier and subwoofer advice, and why owner feedback is scarce.

The Hertz DBX 25.3 puts a 10-inch Dieci DS sub in a ready-made sealed box. What it costs over the bare driver, which amplifier suits it, how it compares with the DBA 201, and what little feedback exists.

The Hertz MPS 300 is a real 12-inch sub that needs only 88 to 89 mm of mounting depth. We cover the S2 and S4 versions, Hertz's sealed and ported box designs, amplifier matching and India pricing.

The Hertz DSK 165.3 puts its tweeter filters on the cables, so there is no separate crossover box to mount. Specs, head unit vs amplifier, what ten UK buyers rated it, and how it compares with the K 165 and CK 165.

The Hertz DS 25.3 costs the same as the 12-inch DS 30.3, so which should you buy? Specs, Hertz's small-box designs, budget amplifier pairings and the owner feedback we could (and couldn't) find.