{"product_id":"ewt-w0dy-m1p","title":"Sennheiser BA 30 Rechargeable Battery Pack","description":"\u003ch6\u003eOverview\u003c\/h6\u003e \u003cp\u003eThe Sennheiser 505974 is a rechargeable battery pack designed specifically for evolution wireless D1, SpeechLine Digital Wireless SL, and AVX SK bodypack transmitters. It provides a reliable 3.7 V power supply from a 2030 mAh lithium-ion cell, allowing users to replace disposable AA batteries with a single rechargeable source. This battery pack supports long rehearsals, presentations, and recording sessions by delivering consistent power and reducing interruptions.\u003c\/p\u003e \u003cp\u003eIts compact and lightweight design ensures it fits comfortably on a belt, in a pocket, or clipped to a guitar strap, making it ideal for performers, speakers, and audio professionals who need dependable wireless operation without added bulk.\u003c\/p\u003e \u003ch6\u003eKey features\u003c\/h6\u003e \u003cul\u003e \u003cli\u003eRechargeable lithium-ion battery that eliminates the need for disposable AA batteries, reducing ongoing costs and environmental waste\u003c\/li\u003e \u003cli\u003eHigh capacity of 2030 mAh to support extended use during long sessions without frequent battery changes\u003c\/li\u003e \u003cli\u003eQuick and secure slide-in installation that locks the battery firmly into compatible bodypack transmitters\u003c\/li\u003e \u003cli\u003eCompact and lightweight construction designed to integrate seamlessly with Sennheiser wireless systems without adding noticeable weight\u003c\/li\u003e \u003cli\u003eCompatible with multiple Sennheiser transmitter series, including evolution wireless D1, SpeechLine Digital Wireless SL, and AVX SK\u003c\/li\u003e \u003cli\u003eSupports convenient recharging via dedicated Sennheiser charging docks or USB power when supported by the transmitter\u003c\/li\u003e \u003cli\u003eIntegrated protection circuitry that monitors charging to preserve battery health and maintain consistent runtime over many cycles\u003c\/li\u003e \u003c\/ul\u003e \u003ch6\u003eKey specs\u003c\/h6\u003e \u003cul\u003e \u003cli\u003eVoltage: 3.7 V\u003c\/li\u003e \u003cli\u003eCapacity: 2030 mAh\u003c\/li\u003e \u003cli\u003eBattery type: Lithium-ion rechargeable cell\u003c\/li\u003e \u003cli\u003eCompatible transmitters: evolution wireless D1, SpeechLine Digital Wireless SL, AVX SK bodypack transmitters\u003c\/li\u003e \u003cli\u003eCharging methods: Sennheiser charging dock, USB power (when supported)\u003c\/li\u003e \u003cli\u003eWeight: lightweight design for comfortable wear\u003c\/li\u003e \u003c\/ul\u003e \u003ch6\u003eCompatibility and usage\u003c\/h6\u003e \u003cp\u003eThis battery pack is tailored for professional audio environments where wireless bodypack transmitters are essential. It fits well in setups for live performances, broadcast, corporate presentations, and studio recording. Users who depend on uninterrupted wireless audio will benefit from the reliable power delivery and easy recharging options.\u003c\/p\u003e \u003cp\u003eIts compatibility with multiple Sennheiser transmitter lines makes it a versatile choice for audio engineers and event managers who use different wireless systems across various events and productions.\u003c\/p\u003e \u003ch6\u003eCharging and maintenance\u003c\/h6\u003e \u003cp\u003eRecharging the battery pack is straightforward and user-friendly. It can be charged while installed in the transmitter if USB power is supported, or placed in a dedicated Sennheiser charging dock for efficient power replenishment. The built-in protection circuitry safeguards the battery from overcharging and helps maintain its capacity over time, ensuring dependable performance session after session.\u003c\/p\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":50075840545087,"sku":"EWT-W0DY-M1P","price":71.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/0609\/7215\/files\/0796482_ewt-w0dy-m1p.webp?v=1733094530","url":"https:\/\/www.beingshipped.com\/products\/ewt-w0dy-m1p","provider":"Being Shipped","version":"1.0","type":"link"}