Compare Open-Ear Designs
Compare open-ear and bone-conduction wireless audio by mechanism, fit, awareness limits, and the model details to verify before buying.
Hileo Hi66 Wireless Bluetooth Earphone, Black
If you are interested in more details, you can find full information on the seller's page.
€9.91
Last price update: 11/13/26
Available to order
We may earn a commission
Shipping options
Delivery to 
United States
United States
Available
Product details
Features
- Built-in 150 mAh battery. Talk time approximately 15 hours; standby time 360 days.
- Playback time: approximately 22 hours at maximum volume or approximately 29 hours at 60% volume.
- Charging: 80% in 30 minutes; full charge in approximately 90 minutes.
- Dual-microphone environmental noise cancellation and wind-noise reduction for calls.
- Connects to two mobile phones simultaneously, with switching between them.
- AI voice wake-up, AI sports mode, integrated colorful lights with Night Run mode; LED battery-level display, vibration alerts for incoming calls and power-on/off, and voice prompts announcing incoming caller numbers.
- Bluetooth 6.0; operating frequency 2.4 GHz; effective range 10 m.
Black wireless Bluetooth earphone with Bluetooth 6.0 and a built-in 150 mAh battery. Stated talk time is approximately 15 hours, standby time is 360 days, and playback time is approximately 22 hours at maximum volume or 29 hours at 60% volume. Charging reaches 80% in 30 minutes and a full charge takes approximately 90 minutes.
- Dual-microphone environmental noise cancellation and wind-noise reduction for calls.
- Simultaneous connection to two mobile phones with switching between them; AI voice wake-up and AI sports mode.
- Integrated colorful lights with Night Run mode, LED battery-level display, vibration alerts, and voice prompts announcing incoming caller numbers.
General specs
- Brand: Hileo
- Model: Hi66
- Seller: Sunsky
- ID: 4669275
- Brand: Hileo
- Weight: 23.8 g
- Impedance: 32 Ω ± 15%
- Talk time: Approximately 15 hours
- Dimensions: 69 × 24 × 23 mm
- Model Name: Hi66
- Rated power: 3 mW
- Sensitivity: 104 ± 3 dB
- Product Type: Wireless Bluetooth earphone
- Standby Time: 360 days
- Charging Time: 80% charge in 30 minutes; full charge in approximately 90 minutes
- Maximum Power: 5 mW
- Voice Prompts: Announces incoming caller numbers
- Effective Range: 10 m
- Frequency Range: 20–20,000 Hz
- Charging Current: 400 mA
- Vibration Alerts: Incoming calls, power-on and power-off
- Battery Indicator: LED display showing battery level
- Bluetooth Version: 6.0
- Modes and lighting: AI voice wake-up, AI sports mode and integrated colorful lights with Night Run mode
- Call noise reduction: Dual-microphone environmental noise cancellation and wind-noise reduction
- Multipoint connection: Connects to two mobile phones simultaneously with switching between them
- Built-in battery capacity: 150 mAh
- Playback time at 60% volume: Approximately 29 hours
- Bluetooth operating frequency: 2.4 GHz
- Playback time at maximum volume: Approximately 22 hours
- First listed by seller: November 13, 2026
Similar products comparison
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Hileo Hi66 Black
|
Bluetooth Hearing Aid Earphone Black Battery capacity: 200 mAh
|
Wireless Bluetooth Earphones with Charging Case Bluetooth V5.0
|
Wireless Bluetooth Earphones Bluetooth 5.0
|
Wireless Bluetooth Earphones Bluetooth V5.0
|
Mblue H06 Black Beige
|
|
| Model | Hi66 | Q66 | Q66 | Q66 | H06 | |
| Color |
|
|
|
|||
| Price | €9.91 | €14.21 | €14.48 | €10.86 | €9.77 | €19.18 |
| Seller | Sunsky | Sunsky | Alibaba | Alibaba | Alibaba | Banggood |
| Update | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 |
| Model Name | Hi66 | Q66 | Q66 | Q66 | H06 | |
| Product Type | Wireless Bluetooth earphone | Bluetooth hearing aid earphone | Wireless Bluetooth earphones | Wireless Bluetooth earphones | Wireless Bluetooth earphones | OWS wireless Bluetooth earphones |
| Charging Time | 80% charge in 30 minutes; full charge in approximately 90 minutes | About 1.5 hours | 2h | |||
| Bluetooth Version | 6.0 | Bluetooth 5.4 | V5.0 | Bluetooth 5.0 | V5.0 | V5.4 |
| Battery Capacity Charging Case | 6000mAh | 6000 mAh | 6000mAh | 360mAh | ||
Hileo Hi66 Black
€9.91
We may earn a commission
When this device makes sense
Product confidence
Reviews
There are no text reviews yet. If you have experience using this product, please leave a review. It will help other people decide whether this product is right for them.