Roku Streaming Stick 4K+ (3821R) combines built-in male HDMI 2.0b with Micro-USB 5V/1A power featuring integrated Wi-Fi antenna cable. Identical port configuration to base 4K model (3820R) but ships with rechargeable Voice Remote Pro. 4K HDR10+/Dolby Vision/HLG capable with Wi-Fi 5 and Bluetooth.
Premium 4K stick with built-in HDMI 2.0b, Micro-USB power. Wi-Fi 5, Bluetooth, includes Voice Remote Pro.
Device Information
- Manufacturer
- Roku
- Release Year
- 2021
- Model Number
- 3821R
- Category
- streaming
Available Ports
| Connector | Quantity | Label | Notes |
|---|---|---|---|
| HDMI 2.0b (Type A - Standard) | 1 | HDMI Connector (Built-in Male) | Integrated male connector, extension cable recommended for side-facing ports |
| USB Micro-B (USB 2.0) | 1 | Power Input | 5V/1A, 5W, integrated Wi-Fi receiver antenna in cable |
Notes & Compatibility
Built-in male HDMI connector. Micro-USB power cable with integrated Wi-Fi antenna. Ships with Voice Remote Pro.
