【Excellent Condition】BoCo earsopen Bone Conduction Earphone High Output Amplifier WPA-1

This is a dedicated amplifier designed for use with BoCo's wired bone conduction headphones (such as the WR-3 and WR-5).
It boosts the sound quality and volume of bone conduction headphones, and is designed to provide clear and dynamic sound, especially in noisy environments like outdoors.

【Features of the WPA-1】
• High-power design: It performs equalization processing optimized for bone conduction to enhance sound pressure.
• No battery required: It draws power from the connected device (smartphone, PC, etc.), so there's no need to worry about charging.
• Compact: It has a lightweight and compact design, making it easy to carry.

【Product Condition】
• (Example: Only used a few times, with no noticeable scratches or stains.)
• (Example: Operation has been confirmed. Please use it in combination with your BoCo wired headphones.)
• (Example: The only included item is the main unit.)

【Connection Method】
• Connect your wired bone conduction headphones to the jack (female) on the amplifier.
• Connect the 4-pole plug at the end of the cable to your smartphone, music player, PC, etc.