𝐑𝐢𝐜𝐡 𝐀𝐮𝐝𝐢𝐨 𝐚𝐧𝐝 𝐂𝐥𝐞𝐚𝐫 𝐂𝐚𝐥𝐥𝐬:These open-ear wireless Bluetooth headphones feature an innovative quad-speaker design (dual drivers per earbud), equipped with 15mm large-diaphragm dynamic drivers and a dedicated headphone amplifier chip. The primary drivers are precisely aligned with your ear canal to deliver live-concert-quality audio...