Knowles Dual Balanced Armatures.

Astrotec S90 Pro take advantage of the BA drivers to create a HiFi level balanced three frequencies, yet rich in details, broad in sound stage. The BA drivers decrease the distortion rate, increase the resolution and extend the flexibility of high frequency which is hardly found in current TWS products

Qualcomm aptX Chip

S90 PRO adopts this high quality chip with further optimization, along with Bluetooth 5.0, it supports many formats like APTX, AAC, SBC decoding formats while maintain a fast strong and ultra-stable connection

Fast Charge and QI Wireless Charge.

With a single charge of 15mins, you can enjoy up to 3 hours playtime. The type-C charging case is also compatible with Qi wireless charging device. It saves your space and offers ultra convenience

MEMS Microphones with CVC Noise Cancellation.

Each earbud is equipped with MEMS microphones that utilize the latest CVC noise reduction technology. When making a call, environmental noises are reduced while your voice is retained so you sound louder and clearer on the other end.

Up to 40 Hours of Playtime.

A single charge gives you a full 8 hours of listening, while the charging case extends it to 32 hours of playtime, 150 days standby time. And when the case needs a power boost, simply set it down on a wireless charger.

Instructions for operation

Press one second to answer the phone or hang up, play/pause

Press four times to call out Siri or Google assistant

L: Press 3 times for previous song

R: Press 3 times for next song

L: Press 2 times for volume down

R: Press 2 times for volume up

Technical Details

Bluetooth version
5.0
Drive
Knowles
Frequency response range
5-31000HZ
Sensitivity
102dB
Impedance
16Ω
MIC
MEMS
Transmission distance
10 meters
Audio encoding format
APTX, AAC, SBC
Earphone play time
8 hours
Charging case for charging the headset
4 times
Headphone battery capacity
500mAh
Charging box charging time
1.5-2 hours
Charging way
Type-C and wireless charging supported
Inside the Box
  • 1 x Astrotec S90 Pro
  • User Manual

30-Day Return Policy

You may return any non-customized product that is still factory sealed, within 30 days upon receiving it. For items that are damaged, incorrect, or faulty upon delivery, Linsoul will assess the issue and provide a solution accordingly.

1 Year Warranty

The Astrotec S90 Pro Comes with a 1 year warranty on the True Wireless Earbuds only. Warranty doesn't apply to the included accessories.

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