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Black spherical portable speaker with matte finish and visible RGB lighting elements

GravaStar

GravaStar Mars Pro portable speaker 20 W 15 h Bluetooth 5.0 Black

SKU CH-W1Q1-C65QS

A 20 W portable speaker with Bluetooth 5.0, dual drivers, passive bass radiator and 15 hours of battery life

  • Product colorBlack
  • DSP audio algorithms deliver deep bass and crisp highs
  • 20 W dual speaker system with passive bass radiator fills the room
  • Bluetooth 5.0 true wireless stereo pairs two units for wider sound
  • 15 hours playtime from EV-grade battery rated for 1000 cycles
  • Futuristic mecha walker design with dynamic RGB lighting stands out

Crafted Sound for Music Lovers

The GravaStar Mars Pro is a portable Bluetooth speaker built for music lovers who want deep bass, accurate mids and crisp highs. Exclusive DSP audio algorithms and an equal-loudness contour shape the output. Dual 20 W drivers with a passive bass radiator deliver powerful stereo sound. Dynamic RGB lighting adds a visual accent for home, outdoor or party use.

Upgrade from Basic Mono Speakers

This model replaces single-driver portable speakers that lack stereo separation and bass authority. The jump is worth it when you need true wireless stereo pairing and a 15 hour battery that survives a full day outdoors. The 20 W dual-speaker system with passive radiator outperforms typical compact units at low and high volumes alike.

Check Bluetooth Version and Charging Port

Verify your source device supports Bluetooth 5.0 for stable streaming and dual pairing. Ensure you have a compatible USB charger for the built-in battery rated for over 1000 recharge cycles. The speaker is designed for portable use; confirm the mecha walker form factor suits your carrying space before ordering.

How it compares

Measured against everything we stock in Bluetooth & Party Speakers, at today’s prices. Recalculated every night.

Price $145.99
Pricier than about 90% of the 862 comparable items (median $39.99).

Specifications

Product
Product colorBlack

Questions about this item

What kind of battery does the GravaStar Mars Pro use, and how many recharge cycles is it rated for?

The speaker uses a high-capacity electric-vehicle-grade battery rated for more than 1000 recharge cycles without capacity loss.

How do I pair two Mars Pro speakers for stereo sound?

Enable Bluetooth 5.0 on the first speaker, then press the TWS button on both units within a few seconds to create a true wireless stereo pair.

How long will the battery last before it needs replacing?

The battery supports over 1000 full charge cycles while retaining its maximum capacity, giving years of typical use before replacement is necessary.

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