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Earbuds A4Tech B20 Bluetooth TWS Grayish White
Enjoy great sound with the A4Tech B20 earbuds featuring True Wireless Stereo (TWS) technology. The compact and lightweight design ensures comfort for long use, with high sound quality and extended battery life. Perfect for music lovers and daily commuting.
· True Wireless Stereo (TWS) Technology: Provides a completely wireless listening experience without cables, giving you freedom of movement.
· Bluetooth Connectivity: Ensures quick and stable connections with all compatible devices, making it easy to enjoy music and calls.
· Compact and Lightweight Design: Features a small design that is easy to carry and ensures comfort for long periods of use.
· High Sound Quality: Delivers clear and deep audio experience, with fine details that make music more vibrant.
· Extended Battery Life: The battery lasts for long periods, allowing you to enjoy music throughout the day without frequent recharging.
· Easy Control: Equipped with buttons for easy volume and call control, making it simple to switch between songs and make calls.
· Convenient Charging Case: Comes with a built-in charging case, making it easy to recharge the earbuds on the go.
· The A4Tech B20 earbuds are the ideal choice for those seeking excellent audio performance and comfort in use.

Hybrid Diaphragm

Bluetooth V5.2

Playback Time 20H

Control At Your Fingertips

Quick Pairing

Water Resistant (IPX4)

Transmission Independently

Enter Voice Assistant
| Brand | A4Tech |
| Model | B20 Bluetooth TWS |
| Type | Earbuds |
| Speaker Size | 13mm |
| Bluetooth Version | v5.2 |
| Frequency Response | 20 Hz-20 kHz |
| Operation Distance | 10 m |
| Earphone Battery Type | Lithium Battery (40 mAh) |
| Charging Case Battery Type | Lithium Battery (380 mAh) |
| Charging Power | 5V=500mA |
| Earphone Charging Time | <1.5H (Low Battery to Fully Charged) |
| Case Charging Time | <1.5H (Low Battery to Fully Charged) |
| Music Playtime with Single Charge | ≈5H (50% Volume Data) |
| Playtime from Charging Case | ≈20H (50% Volume Data) |
| Earphones weight | 4g |
| Weight | 39g |
| Warranty | 12 MONTH |
Data sheet
- Brand
- A4Tech
- Model
- B20 Bluetooth TWS
- bluetooth
- v5.2
- Type
- Earbuds
- Connectivity
- Bluetooth
- Battery type
- (40 mAh)-Earphone
(380 mAh)-Charging Case - Charging time
- 1.5H (Low to Fully Charged)
- Weight
- 39g
- Frequency Response
- 20 Hz-20 kHz
- Cable Type
- Type-C
- Waterproof
- Yes
- Color
- White
- Warranty
- 12MONTH
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