Start getting better from BY-AP4
The Boya BY-AP4 is your new TWS earbuds who stands out with comprehensive upgradation. No matter what’s in your mind: color preference, long-time wearing feeling, charging, or a better sounds music...it answers!

Excellent Features

• Bluetooth 5.0: Enables highest wireless audio performance
• Outstanding Sound: Rich, clear and warm sound effect, remarkable quality of calls
• Ultra-low Latency: Ideal for gamers and video watching
• Smart Touch Operation: Freely adjust the volume, switch songs or wake up the voice assistant in your fingertip
• Single/Double Ear Mode Switchable: Accept anytime you prefer to wear one or two earbuds, without distinguish main or auxiliary
• USB-C Charging: 6 hours battery life, total up to 22 hours with the USB-C charging case

Extremely Comfortable
Half-in-ear structure and super lightweight.

Hall Switch
Auto pair to device without taking out the earbuds.

Excellent Charging
Equipped with indicator lights, and induction coil for wireless charging.

• Bluetooth 5.0
• Super lightweight
• Comfortable wearing with semi-in-ear structure
• Hall switch enables auto pair without taking out the earbuds
• Smart touch operation
• Easy switch between single/double ear mode
• Ultra low latency
• Charging indicator lights
• USB-C charging case
• Wireless charging available
• 6 hours battery life, total up to 22 hours with charging case