Image © CowinCowin E9
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At a glance
- Brand
- Cowin
- Type
- Over-Ear
- Fit
- -
- Connection
- Wireless
- Noise cancelling
- Yes
- Released
- 2019
The Cowin E9 is an over-ear wireless headphone with active noise cancellation, featuring Bluetooth 5.0, support for aptX and AAC codecs, and up to 30 hours of playtime. It is designed for travel and office use, with CVC HD microphones for clear calls.
The HearWiki takeAI-condensed
The Cowin E9 is a wireless over-ear headphone that combines active noise cancellation with a long-lasting 30-hour battery, making it a solid choice for travel and daily commutes. It supports high-quality audio codecs like aptX HD and AAC over Bluetooth 5.0, and its built-in microphone ensures clear voice calls. With a lightweight build and multipoint connectivity, it offers practical versatility for multitaskers.
What works
- 30-hour battery life with ANC on
- Supports aptX HD and AAC for high-quality wireless audio
- Bluetooth 5.0 with multipoint for seamless device switching
- Lightweight at 289 grams for comfortable extended wear
What doesn't
- No USB-C charging, limiting modern convenience
- No app support or custom EQ for sound tuning
- Physical buttons only, no touch controls or transparency mode
Paraphrased from published reviews & specs - not an original hands-on test. Our AI disclosure.
Specifications
| Driver | 2× 40 mm dynamic |
|---|---|
| Driver type | dynamic |
| Drivers per side | 2 |
| Frequency response | 20 Hz - 20 kHz |
| Impedance | 32 Ω |
| Sensitivity | 100 dB/mW |
Audio
| Driver | 2× 40 mm dynamic |
|---|---|
| Driver type | dynamic |
| Drivers per side | 2 |
| Frequency response | 20 Hz - 20 kHz |
| Impedance | 32 Ω |
| Sensitivity | 100 dB/mW |
Wireless
| Bluetooth | 5.0 |
|---|---|
| Codecs | AAC, aptX, aptX Low Latency, aptX HD |
| Multipoint pairing | Yes |
| Wireless range | 15 m |
Battery
| Battery life | 30 h |
|---|---|
| Full charge time | 240 min |
Features
| Active noise cancelling | Yes |
|---|---|
| Transparency mode | No |
| Companion app | No |
| Custom EQ | No |
| Wear detection | No |
| Controls | buttons |
Design
| Weight | 289.2 g |
|---|---|
| USB-C | No |
Calls
| Microphones | 1 |
|---|
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