Vention Echo Lite E11 Black TWS Earbuds — Bluetooth 5.4, 13mm Driver, 30H Battery
The Vention Echo Lite E11 Black earbuds are true wireless in-ear earbuds built for students, commuters, and active users who need dependable everyday audio in a compact, portable form. A 13mm dynamic driver produces full-range sound across bass, mids, and highs — larger than the 10mm drivers common in similarly priced TWS models. Furthermore, Bluetooth 5.4, IPX4 water resistance, and a fast-charge-capable case make the E11 a practical choice for users who move between environments throughout the day.
Technical Specifications
Audio
| Specification | Detail |
|---|---|
| Driver Unit | 13mm dynamic driver |
| Supported Codec | SBC |
| Frequency Range | 2402 MHz – 2480 MHz |
| Active Noise Cancellation | No |
Connectivity
| Specification | Detail |
|---|---|
| Bluetooth Version | 5.4 |
| Bluetooth Profiles | A2DP / AVRCP / HFP / HSP |
| Wireless Range | Up to 10 metres |
| Pairing | Auto-connect after initial pairing |
Power
| Specification | Detail |
|---|---|
| Earbud Battery | 30mAh / 0.111Wh (each) |
| Earbud Input Power | 5V ⎓ 35mA |
| Charging Case Battery | 300mAh / 1.11Wh |
| Charging Case Input | 5V ⎓ 250mA |
| Total Playback Time | Up to 30 hours (earbuds + case) |
| Single Charge Playback | Up to 6 hours (at 60% volume) |
| Fast Charge | 10 min charge ≈ 2 hours playback |
| Charging Port | USB-C |
Build & Design
| Specification | Detail |
|---|---|
| Style | True wireless in-ear (TWS) |
| Water Resistance | IPX4 |
| Earbud Weight | Approximately 3.5g each |
| Total Weight | 110g (earbuds + case) |
| Colour | Black |
| Material | ABS |
| Ear Tips | Interchangeable silicone — S / M / L |
| Controls | Touch panels on each earbud |
| Case Feature | Lanyard attachment point |
Compliance & In the Box
| Item | Detail |
|---|---|
| Model Number | NBVB0 |
| Certifications | CE, RoHS |
| Voice Assistant | Supported (device-dependent) |
| In the Box | Charging case, USB-C cable (0.25m), spare ear tips |
| Warranty | 1 year |









