Transparent TWS Earbuds AIR31
Transparent-design TWS earbuds in five Morandi tones with LED battery display.

TWS earbuds with 80 ms game mode and IPX4 sweat resistance.
Available for wholesale distribution and for private-label OEM/ODM customization.
Pricing, MOQ and lead time are confirmed with every quotation. This page shows no list prices.
Key functions, interface highlights and typical usage scenarios for the AIR5, based on the official English product detail graphics.
Verified specifications from the AIR5 product specification documents. Items not listed are confirmed at quotation.
| Driver | 8 mm, copper-ring sound, HiFi stereo |
|---|---|
| Features | Panoramic audio, 80 ms low-latency game mode, Siri voice assistant |
| Wireless | Bluetooth 5.3, approx. 15 m range |
|---|---|
| Protocols | HFP / A2DP / HSP / AVRCP |
| Battery | 30 mAh per earbud + 150 mAh charging case |
|---|---|
| Endurance | Approx. 20 hours with charging case; 30 minutes charging for 4 hours listening |
| Quick charge | 10 minutes charging for 60 minutes playback |
| Charging | Type-C |
| Water resistance | IPX4 sweat and water resistant |
| Type | Semi-in-ear |
|---|---|
| Weight | Approx. 4.1 g per earbud |
| Colours | Black |
Specifications are based on manufacturer documentation and may vary between production runs. CE, FCC, RoHS and TELEC certification support is available for OEM orders; applicable certifications are confirmed per model and destination market.
Every EngraSun product is available for wholesale distribution and for full B2B customization — from laser-engraved branding to packaging and certification.
Tell us your target market, quantities and customization needs — we reply with a tailored proposal.
MOQ, branding options, certification and app support for the AIR5, answered for B2B buyers.
Minimum order quantity for the AIR5 depends on the customization level. Orders based on the existing AIR5 molds with logo and packaging customization start at lower quantities, while custom industrial design, new tooling or bespoke firmware requires higher volumes. The exact MOQ is confirmed in our quotation.
Yes. The AIR5 is available for private-label OEM/ODM: laser-engraved branding, custom colours and materials, boot logo, packaging, manuals and certification assistance. Wholesale orders without branding are equally welcome.
Certification assistance covers CE, FCC, RoHS and TELEC. The certifications applicable to the AIR5 for your destination market are confirmed at quotation.