{"product_id":"sennheiser-ba-70-rechargeable-battery-pack-for-ew-d-ew-dx-and-ew-dp","title":"Sennheiser BA 70 Rechargeable Battery Pack for EW-D, EW-DX \u0026 EW-DP","description":"\u003ch2\u003eSennheiser BA 70 Rechargeable Battery Pack\u003c\/h2\u003e\n\n\u003cp\u003eThe Sennheiser BA 70 Rechargeable Battery Pack is a 1720 mAh lithium-ion power source for compatible Evolution Wireless Digital equipment. With a nominal 3.8 V output and reusable design, it replaces disposable AA batteries in supported EW-D, EW-DX, and EW-DP components while providing predictable runtime for professional wireless audio applications.\u003c\/p\u003e\n\n\u003cp\u003eFor live sound, corporate AV, filmmaking, education, and installed wireless systems, the BA 70 simplifies battery management across compatible transmitters and receivers. Supported EW-D and EW-DX transmitters can achieve approximately 12 hours of operation, while the EW-DP EK portable receiver runs for up to seven hours. Its compact format also makes spare batteries easy to rotate during long production days.\u003c\/p\u003e\n\n\u003cp\u003eThe battery reaches a full charge in approximately three hours at room temperature and works with Sennheiser charging solutions including the L 70 USB. Current Sennheiser documentation also supports BA 70 charging through the CHG 70N-C and the L 6000 charger when equipped with an LM 6070 module. Defined operating and storage limits support reliable professional battery care.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1720 mAh Rechargeable Capacity:\u003c\/strong\u003e Provides reusable lithium-ion power for compatible Sennheiser digital wireless components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Wireless Runtime:\u003c\/strong\u003e Supports approximately 12 hours of operation with compatible EW-D and EW-DX transmitters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEW-DP Receiver Support:\u003c\/strong\u003e Powers the compatible EW-DP EK portable receiver for up to seven hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.8 V Nominal Output:\u003c\/strong\u003e Delivers the specified operating voltage required by supported BA 70-compatible equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximately Three-Hour Charging:\u003c\/strong\u003e Reaches a full charge in about three hours under normal room-temperature conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Charging Options:\u003c\/strong\u003e Supports compatible Sennheiser L 70 USB, CHG 70N-C, and LM 6070\/L 6000 charging solutions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Battery Format:\u003c\/strong\u003e Measures approximately 2.1 x 1.2 x 0.6 inches for convenient storage and field rotation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e BA 70\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 508860\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Rechargeable battery pack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Chemistry:\u003c\/strong\u003e Lithium-ion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Capacity:\u003c\/strong\u003e 1720 mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.8 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Charging Voltage:\u003c\/strong\u003e 4.35 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Charging Time:\u003c\/strong\u003e Approximately 3 hours at room temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Product Families:\u003c\/strong\u003e Compatible EW-D, EW-DX, and EW-DP components designed for BA 70 operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEW-D Compatibility:\u003c\/strong\u003e EW-D SK bodypack transmitter and EW-D SKM-S handheld transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEW-DX Compatibility:\u003c\/strong\u003e Compatible EW-DX SK and EW-DX SKM\/SKM-S transmitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEW-DP Compatibility:\u003c\/strong\u003e EW-DP EK portable receiver and EW-DP SKP plug-on transmitter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Chargers:\u003c\/strong\u003e L 70 USB, CHG 70N-C, and L 6000 with LM 6070 charging module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Transmitter Runtime:\u003c\/strong\u003e Approximately 12 hours with supported EW-D and EW-DX transmitters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEW-DP EK Runtime:\u003c\/strong\u003e Up to 7 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Temperature:\u003c\/strong\u003e 32 to 131 degrees Fahrenheit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarging Temperature:\u003c\/strong\u003e 14 to 131 degrees Fahrenheit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e 14 to 113 degrees Fahrenheit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging\/Discharging Relative Humidity:\u003c\/strong\u003e 25% to 95%, non-condensing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Relative Humidity:\u003c\/strong\u003e 30% to 70%, non-condensing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approximately 2.1 x 1.2 x 0.6 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approximately 0.1 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's In the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBA 70 rechargeable battery\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":46728262287557,"sku":"SENN-BA70","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3085\/3829\/files\/1-sennheiser-ba-70.jpg?v=1786721911","url":"https:\/\/avlgear.com\/products\/sennheiser-ba-70-rechargeable-battery-pack-for-ew-d-ew-dx-and-ew-dp","provider":"AVLGEAR","version":"1.0","type":"link"}