| Audio Interface | 3.5mm AUX (works w most speakers, cars, or devices w AUX ports) |
|---|---|
| Battery Capacity | 400mAh |
| Bluetooth Standard | Bluetooth 5.4 |
| Brand | Unbranded |
| Charging | Type-C port (fast 2-hour full charge; DC 5V/1A input) |
| Color | Black |
| Connection Range | Up to 10 meters (33 feet) |
| Connectivity | Bluetooth 5.4 |
| Dimensions | 63mm × 31mm × 23mm (palm-sized, easy to store) |
| Features | Portable |
| Material | Durable ABS plastic (scratch-resistant for daily use) |
| TF Card Support | Max 32GB (microSD card not included) |
| Type | Adapter |
Check the listing for details. Digital Display Bluetooth 5.4 Audio Adapter TX RX Built-in Battery Type-C Fast. Color: Black, Condition: New. Listed at 12.99 USD. The M20 solves that—turn any 3.5mm AUX-enabled gear into a wireless powerhouse, with built-in TF card playback for extra convenience. Latest Bluetooth 5.4 Chip – No lag, faster connections, and stronger stability.
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