[*𝐞𝐒𝐲𝐧𝐢𝐜 𝐏𝐫𝐨𝐟𝐞𝐬𝐬𝐢𝐨𝐧𝐚𝐥 𝐇𝐞𝐚𝐝𝐩𝐡𝐨𝐧𝐞 𝐀𝐦𝐩𝐥𝐢𝐟𝐢𝐞𝐫𝐬*-----:Our eSynic Mini HiFi Headphone Amplifier is with Impedance of up to 16-300Ω to Help Players with Low Thrust to Drive Headphones Better and Help Headphones with High Impedance or Low Sensitivity to be Driven Better. Increase the Sound Rise Enhance the Sense of Stereo and Depth *𝐀𝐝𝐯𝐚𝐧𝐜𝐞𝐝 𝐂𝐡𝐢𝐩𝐬 &𝐏𝐮𝐫𝐢𝐭𝐲 𝐒𝐨𝐮𝐧𝐝 𝐐𝐮𝐚𝐥𝐢𝐭𝐲*---:Our eSynic Portable Bass Headphone Amplifier Use Latest Chips and with 3.5mm AUX Input and Output SNR>100Db and THD+N 0.0003% Making It Possibility to Output Not Only Just Louder Sound but also a Sharper and More Real Stereo Sound without Distortion. Let us Enjoy an Incredible Listening Experience *𝐖𝐢𝐭𝐡 𝐁𝐚𝐬𝐬 𝐁𝐨𝐨𝐬𝐭 𝐒𝐰𝐢𝐭𝐜𝐡 & 𝐕𝐨𝐥𝐮𝐦𝐞 𝐂𝐨𝐧𝐭𝐫𝐨𝐥*---:Our eSynic Profeesional Headphone Volume Amplifier Supports Bass Boost Switch Which Enhances the Signal Input Into the Amp Circuit for Optimal Performance of the Headphones. And also You can Adjust the Volume to Meet Your Sound Level Requirements. *𝐑𝐞𝐜𝐡𝐚𝐫𝐠𝐞𝐚𝐛𝐥𝐞 𝐃𝐞𝐬𝐢𝐠𝐧𝐞𝐝 & 𝐔𝐩 𝐭𝐨 𝟖 𝐇𝐨𝐮𝐫𝐬 𝐨𝐟 𝐄𝐧𝐝𝐮𝐫𝐚𝐧𝐜𝐞*----:Our eSynic Rechargeable Bass Headphone Amp Adopts a Rechargeable Lithium Battery with 1000mAH Capacity which Allows It to Stay Working More than 8 Hours.And We Provide 1.2m USB Cable and 2pcs 3.5mm Audio Cable for Ease of Use. *𝐕𝐞𝐫𝐬𝐚𝐭𝐢𝐥𝐞 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐯𝐢𝐭𝐲 𝐎𝐩𝐭𝐢𝐨𝐧𝐬*----:Our eSynic Professional Headphone Amplifier 3.5 mm With Aluminium Alloy Casing & Solid Bulit. Lossless Transmission & More Stereo Sound. Basically the Perfect Size You can Carry it in Your Porket. The Headphone\u3000Amplifier Bass Boost for Headphone can Remarkably Compatible with a Various of Digital Devices with 3.5mm Output Such as MP3 MP4 Headphone & Computer etc. "*𝐀𝐛𝐨𝐮𝐭 𝐔𝐬*---:Immerse yourself in a World of Sonic Bliss with Our eSynic Revolutionary Headphone Amplifier. Its Time to Indulge in a Truly Immersive Audio Journey that Resonates with Your Soul.Are you Ready to Take your Music Experience to the Next Level?"]