GravaStar Sirius True-Wireless Earbuds (Space Gray)


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Wireless Connectivity

Bluetooth 5.2


LED Indicator Yes
Environmental Protection Advertised as Splash-Proof
*Test Methodology Not Supplied
IP Rating IPX5
Water Resistance Resistant
Color Gray
Weight 0.2 oz / 5 g


Number of Voice Mics 2
Noise Canceling Yes


Earpiece Design In-Ear (Intra-Aural), Closed-Back
Mobile App Compatible No
*As of April, 2023: Check with manufacturer for the most up-to-date compatibility
Controls/Microphone Location Controls: Left Earpiece, Right Earpiece
Microphone: Left Earpiece, Right Earpiece
Active Noise Cancellation No
Driver Size 0.3" / 7.2 mm
Number of Drivers 1, per Earpiece
Driver Type Dynamic

Charging Case

Battery Chemistry Lithium-Ion
Capacity 500 mAh
Recharge Time 3 Hours
Charging Interface USB-C
Additional Runtime 12 Hours


Battery Chemistry Lithium-Ion
Runtime 4 Hours
Charging Cable Length 4.9' / 1.5 m
Charging Port None
Wireless Charging None
Recharge Time 2 Hours
Product Highlights
  • Powerful 7.2mm Dynamic Drivers
  • Bluetooth 5.2 Wireless
  • IPX5 Water-Resistance
  • Gaming, Music, and Movie Modes
  • Zinc-Alloy Charging Case with Button
  • 65 ms Latency
  • Environmental Noise Cancellation
  • 3 Additional Charges from Case
  • 4-Hour Rechargeable Batteries
In The Box
  • GravaStar Sirius True-Wireless Earbuds (Space Gray)
  • Charging Case
  • USB-C Charging Cable
  • HipHop Necklace
  • Pair of Eartips (S, M, L)
  • Limited 1-Year Manufacturer Warranty
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