***PRE ORDER ONLY!
NEW FOR 2026
SOLD IN PAIRS
Pure High-End Sound Quality
The EISA awarded REFERENCE components obtain the highest attention and care during a long lasting development.
Without any compromise, each component is selected from the best ones available on the market.
Highest production quality and the most accurate supervision of every single part ensure not less than perfect performance, ultimate sound quality and workmanship for the highest demanding customer.
Emphasizing the high-end status of the REFERENCE products, each amplifier, speaker and subwoofer is finally certified by GROUND ZERO´s in-house quality department and delivered in a classy, logo-branded wooden box handmade in Germany.
FEATURES
6.5″ pure high end midwoofer with GZ-design aluminum cast basket offering unique ventilation
SPECIFICATIONS
| Model | Pure-high-end midwoofer |
|---|---|
| Diameter | 165 mm / 6.5″ |
| Power handling (RMS) | 110 Watts |
| Impedance | 4 Ohms |
| Efficiency | 85 dB |
| Frequency Response | 50 Hz – 4,5 kHz |
| Voice coil | 37 mm / 1.46″ copper |
| Cone | aluminum |
| Mounting Ø | 144 mm / 5.67” |
| Mounting depth | 70 mm / 2.76” |
| Resonance frequency (Fs) | 46Hz |
Thank you
This battery is very strong and don’t take up a lot of space
That Limitless starts my bike up like a brand new bike.
On time nice doing business
I recently purchased a Limitless Auto Lithium battery for my Harley from TDS Car Audio, and the entire experience was outstanding. The price was very fair compared to other places I checked, and the battery arrived much faster than I expected.
The ordering process was smooth, shipping was incredibly quick, and everything was packaged securely. It's refreshing to deal with a company that offers great pricing without sacrificing customer service. If you're looking for a Limitless battery or other quality car audio and power products, I highly recommend TDS Car Audio. I'll definitely be a returning customer!
Fast Shipping
Great shop and Bryan Great to work with
It was a perfect order. I placed my order after hours. Sometime the next morning (Friday before Memorial Day) I received notification that it was shipped and received the tracking number. It was shipped and I received Tuesday, the day after Memorial Day. It was as easy as placing an Amazon order.
I haven’t received the sub yet, I’m still waiting on it and have had no update. I would like to know the status of my order.
Limitless Lithium NanoHDv3 30AH and Battery Charger/Maintainer Combo - NanoHDv3/MTN
Product as described. Super fast shipping. Got it two days.
You guys were awesome. I found the speakers I was looking for. It looks like y’all have a good selection of car audio equipment. I’ll definitely be coming back when I need more things.
They get u wat u need, shipped and out the door had my order with in a couple days
