Features:

User can flash in PINE64 community open firmware when becomes available. The community firmware may beyond typical TWS earbuds functionality.
Every earbud craftmanship tuned for optimum performance.
Small and lightweight earbud design for long period comfortable fit.
The most advance active noise-canceling wireless earphones, transforms listening with up to 45 dB of active noise cancelation.
A custom design of smaller NC acoustic module that combines a proprietary transducer, and feedback microphone in a sealed enclosure. This allows module sits closer to eardrum for the most effective noise cancellation with the lowest computation error.
A custom design 6mm small size transducer packs high output and strong bass performance despite its compact size and can outperform typical 10mm transducers.
Dual mic voice beam foaming, echo cancellation, and environment noise cancellation (ENC).
Capable connects to multiple host devices, but not simultaneously.

Specifications:

6 microphones Hybrid Adaptive ANC technology, effectively block out background noise up to 45dB
Battery life:
5 hours playtime
25 hours with case
Frequency Response (Output): 20Hz-20KHz
Sound Pressure Level: >100dB (1KHz/1mW)
Transducer Design: Dynamic, Closed-Back
Noise Reduction:
-45dB attenuation nominal 50-200Hz
-55dB max attenuation @150Hz
Bluetooth Profile: A2DP, AVRCP, HFP
Bluetooth Audio Codec: SBC, AAC
Water Resistance Rating: IPX4 (Earbuds), should not wear during swimming, taking shower, or in a sauna
Packaging Dimensions: 93mm x 78mm x 63mm