Boult Audio Z40 Replacement — Black / Charging Case

Details

Boult Audio Z40 – Replacement Parts (Single Parts) are the perfect way to revive your favorite TWS setup without the cost of a full retail box. The Z40 is one of Boult's most popular models due to its incredible endurance and signature sound—losing a part shouldn't mean losing your music. These genuine replacement components are designed to pair instantly with your remaining kit. Our Boult Audio Z40 Replacement Parts include the Left Earbud, Right Earbud, and the distinctively textured Charging Case (sold individually). Each component is rigorously tested to maintain the deep, cinematic audio delivered by the 10mm BoomDrivers and the ultra-stable Bluetooth 5.3 connectivity. Built to original Boult specifications, these replacements fully support Zen™ Quad Mic Environmental Noise Cancellation (ENC) for professional call quality and 45ms Low Latency Combat Mode for gaming. Whether you need an earbud for your daily gym sessions or a replacement case to regain the industry-leading 60-hour total playback and Lightning Boult™ Fast Charging (10 mins = 100 mins), these parts guarantee original battery performance and IPX5 water resistance. Minor cosmetic marks may be present, but every uni