--- product_id: 272160760 title: "Bio 6.5-Inch 2-Way Silk Dome Coaxial Car Speakers (Pair)" brand: "ct sounds" price: "฿8937" currency: THB in_stock: true reviews_count: 5 category: "Ct Sounds" url: https://www.desertcart.co.th/products/272160760-bio-6-5-inch-2-way-silk-dome-coaxial-car store_origin: TH region: Thailand --- # 50Hz-20kHz wide frequency range 60W RMS power per pair 2.16" shallow mounting depth Bio 6.5-Inch 2-Way Silk Dome Coaxial Car Speakers (Pair) **Brand:** ct sounds **Price:** ฿8937 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your drive with sound that commands attention! ## Quick Answers - **What is this?** Bio 6.5-Inch 2-Way Silk Dome Coaxial Car Speakers (Pair) by ct sounds - **How much does it cost?** ฿8937 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/272160760-bio-6-5-inch-2-way-silk-dome-coaxial-car) ## Best For - ct sounds enthusiasts ## Why This Product - Trusted ct sounds brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable Build Quality:** Polypropylene cone with NBR surround and zinc-coated steel basket for long-lasting reliability. - • **Easy Installation Fit:** Compact 2.16" mounting depth fits most vehicles for a sleek, flush mount upgrade. - • **Seamless Coaxial Design:** Tweeter and woofer aligned for perfect sound coherence from a single mounting point. - • **Silk Dome Tweeter Clarity:** 13mm silk dome tweeter ensures smooth highs and rich vocals without distortion. - • **Powerful Audio Performance:** 60W RMS / 120W max delivers crisp, room-filling sound for your daily drive. ## Overview The CT Sounds Bio 6.5-Inch 2-Way Silk Dome Coaxial Car Speakers pair high power output (60W RMS) with a broad 50Hz-20kHz frequency range, delivering clear, dynamic audio. Featuring a silk dome tweeter and polypropylene woofer in a coaxial design, these speakers offer seamless sound integration and easy flush-mount installation with a shallow 2.16" depth. Built with durable materials and a zinc-coated steel basket, they provide reliable performance for any car audio upgrade. ## Description When you need a top-notch qualified speaker for your car speaker systems, then better check out the new Bio 6.5" Coax Speaker from CT Sounds! With black stamp steel basket, the Bio 6.5" Coax speaker lets you go for high sounds without any possible fractures. The plastic polypropylene cone of this speaker lets you have that reliability satisfaction that most of the customers' desire. For your car speakers, the BIO 6.5" is just an ace because- the tweeter and the woofer are placed at the same location from where, the audio output; as a whole of all the audio frequencies, comes out. Basically, that is the meaning of being Coax automobile speakers. More specifically, vehicles having a single point of speaker installation, going for a Coax car speakers like Bio 6.5" is just the one stop solution! Features: 1. It entails 3mm front plate which is coated with fine quality white Zinc. 2. The speaker includes a 13mm silk-dome tweeter on top of the woofer at the center. 3. There is a crossover circuit inbuilt after the speaker contacts rigidly. 4. There is a majestic voice coil of 0.8" (diameter) at the central portion of the speaker skeleton. Technical Specifications: 1. Speaker/woofer size: 6.5" Coaxial 2. Crossover circuit: 3.3 μF capacitor (50V rated) For Woofer: 3. DC resistance: 3.2 ohm 4. Resonant frequency: 102 Hz 5. Magnetic field (B): 8800 Tesla 6. QTS: 1.186 7. Cone material: Plastic polypropylene (PP), NBR surround For Tweeter: 8. Tweeter size (diameter): 13 mm 9. Tweeter type: Silk-dome Ratings: 10.Power rating per speaker: 30W (rms), 60W (max) 11. Power rating per pair: 60W (rms), 120W (max) 12. Frequency range (-10dB): 50 Hz - 20 kHz 13. Impedance: 4 ohm 14. SPL: 89 dB (@ 1w/1m) Mounting Parameters: 15. Cutout diameter: 5.65" 16. Mounting depth: 2.16" Review: Recommended, they sound very good for their price, they work very well for me Review: Very good speakers! Very LOUD ## Features - Speaker Power Rating Per Pair - 60w RMS / 120w MAX - 6.5 Inch 2 Way Silk Dome Tweeter Coax Car Speakers - 6.5 Speakers Frequency range (-10dB): 50 Hz - 20 kHz, SPL: 89 dB (@ 1w/1m) - 6.5 Car Speakers Cone material: Plastic polypropylene (PP) with NBR surround - Car Speakers Mounting Depth: 2.16" ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01LWKO0R2 | | Colour | black | | Compatible devices | MP3 Player, Smartphone, Tablet | | Control method | Voice | | Impedance | 4 Ohms | | Included components | 2 x Speaker | | Is waterproof | False | | Item model number | BIO-6-5-COX | | Item weight | 16 Grams | | Manufacturer | CT Sounds | | Material | Polypropylene | | Maximum range | 10 Meters | | Model name | BIO-6-5-COX | | Number of Items | 2 | | Power source | Corded Electric | | Product dimensions | 16.6D x 16.6W x 5.9H centimeters | | Recommended uses for product | Car | | Speaker size | 6.5 Inches | | Speaker type | Coaxial | | Special features | Amplifier | | Subwoofer diameter | 6.5 Inches | | Surround sound channel configuration | 2.0 | | Unit count | 1 Count | | Warranty type | Limited | | Wireless communication technologies | Bluetooth | ## Product Details - **Audio output mode:** Surround - **Brand:** CT Sounds - **Connectivity technology:** Auxiliary - **Mounting type:** Flush Mount - **Speaker maximum output power:** 200 Watts ## Images ![Bio 6.5-Inch 2-Way Silk Dome Coaxial Car Speakers (Pair) - Image 1](https://m.media-amazon.com/images/I/71IKFTDluZL.jpg) ## Questions & Answers **Q: I putting these in 95 gmc have a pioneer 400w 2chl should i go down on the amp or just set the gain down lower to drive the speaker** A: For the size of your amp I wouldn't go with that coaxial. I would go with a higher series or separates. **Q: Will these fit in a 2006 gmc envoy xl . I know i need a 6.5 but will the be to long** A: It fit in a Honda Civic. Not sure about GMC **Q: Is this for a 2008 honda accord** A: Look online for the speaker size of your car and if says 6.5 inch then it'll be a perfect fit **Q: it would fit in my 1998 jeep wrangler overhead bar?** A: Yes, they should. You may need to make some modifications to make them fit depending on the exact model you have. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by C***Z on 8 September 2025* Recommended, they sound very good for their price, they work very well for me ### ⭐⭐⭐⭐⭐ Review *by S***R on 12 May 2025* Very good speakers! Very LOUD ### ⭐⭐⭐⭐⭐ Review *by R***S on 6 May 2025* They are great for the price frl and they perform great. And they also fit in the factory location on a 85 Volvo dl 240 and they sound really clear and don't have any distortion ## Frequently Bought Together - CT Sounds BIO-6-5-COX 6.5 Inch Coaxial Car Speakers, 200 Watts Max, Pair - CT Sounds BIO-6X9-COX 6x9 Inch Coaxial Car Speakers, 200 Watts Max, Pair - CT Sounds BIO-4X6-COX 4x6 Inch Coaxial Car Speakers, 160 Watts Max, Pair --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/272160760-bio-6-5-inch-2-way-silk-dome-coaxial-car](https://www.desertcart.co.th/products/272160760-bio-6-5-inch-2-way-silk-dome-coaxial-car) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-27*