Avantree Adapters
Avantree Relay
Option: Sandstorm Beige.
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Offer checked 10 November 2026. Price and availability may change.
The exact specification
Product details
- Option
- Sandstorm Beige
Full listing and model details
- Retailer listing
- Avantree Relay - Airplane Bluetooth Adapter for 2 AirPods or Headphones | Qualcomm aptX Adaptive, 25H Battery, Future-Proof Firmware Upgradable, 3.5mm AUX Audio Transmitter for Flight Travel & Gym
- Brand
- Avantree
- Model
- BTTC-218
- Condition
- New
- ASIN
- B0DMF9B43L
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Sources & our approach
Product details come from the retailer’s listing, checked 10 November 2026. Our buying notes explain the listed differences and questions to resolve before ordering. We have not handled or tested this product.
Our editorial approach