KF SENIOR · HD-90
2-in-1 Bluetooth Headphones & Speaker
Headphones- 2-in-1: headphones that turn into a speaker
- Bluetooth 5.3
- Comfortable over-ear design
Overview
The 2-in-1 Bluetooth Headphones & Speaker are two products in one: comfortable over-ear headphones for personal listening that switch to speaker mode when you want to share the music. Designed and produced by KF Senior in Guangzhou and available for wholesale and distribution.
Specifications
| Model | HD-90 |
|---|---|
| Bluetooth | 5.3 |
| Battery | 650mAh |
| Charging time | 2–3 h |
| Driver | Ø 40mm |
| Impedance | 4Ω ±15% |
| Input | DC 5V (300mA) |
| Range | 10 m (33 ft) |
| Frequency response | 180Hz – 16kHz (speaker) |
| Signal-to-noise ratio | Speaker > 85dB · Headphone > 90dB |
| Total harmonic distortion | Speaker < 5% · Headphone < 3% |
| Playtime | Headphone approx. 18 h · Speaker approx. 4 h |
Packaging
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Quote request
2-in-1 Bluetooth Headphones & Speaker · HD-90