![Synergy Digital Wireless Headset Battery, Works with Sennheiser RS 4200 Wireless Headset, (Li-Pol, 3.6V, 140 mAh) Ultra Hi-Capacity, Compatible with Sennheiser BA300 Battery - Walmart.com Synergy Digital Wireless Headset Battery, Works with Sennheiser RS 4200 Wireless Headset, (Li-Pol, 3.6V, 140 mAh) Ultra Hi-Capacity, Compatible with Sennheiser BA300 Battery - Walmart.com](https://i5.walmartimages.com/asr/f0c398c6-91ac-4aa4-a90c-25d9007149bb_1.9d06e3b34eeb93d196eafe83fb2e0eef.jpeg)
Synergy Digital Wireless Headset Battery, Works with Sennheiser RS 4200 Wireless Headset, (Li-Pol, 3.6V, 140 mAh) Ultra Hi-Capacity, Compatible with Sennheiser BA300 Battery - Walmart.com
![Sennheiser RS 4200-2 TV II Wireless Hi-Fi Headphones with Chin Guard: Amazon.co.uk: Electronics & Photo Sennheiser RS 4200-2 TV II Wireless Hi-Fi Headphones with Chin Guard: Amazon.co.uk: Electronics & Photo](https://images-na.ssl-images-amazon.com/images/G/02/aplusautomation/vendorimages/e0a39641-6297-4c45-bad5-89309d0dc453.jpg._CB485921548__SL300__.jpg)
Sennheiser RS 4200-2 TV II Wireless Hi-Fi Headphones with Chin Guard: Amazon.co.uk: Electronics & Photo
![Sennheiser RS 4200 – 2 II Black, Silver Intraaural Stethoset Headphones (Intraaural, Stethoset, 15 – 60000 Hz, 125 dB, 1%, FM): Amazon.co.uk Sennheiser RS 4200 – 2 II Black, Silver Intraaural Stethoset Headphones (Intraaural, Stethoset, 15 – 60000 Hz, 125 dB, 1%, FM): Amazon.co.uk](https://m.media-amazon.com/images/I/617GIS3nYvL._AC_SY355_.jpg)
Sennheiser RS 4200 – 2 II Black, Silver Intraaural Stethoset Headphones (Intraaural, Stethoset, 15 – 60000 Hz, 125 dB, 1%, FM): Amazon.co.uk
![HQRP 884667402081104 Battery for Sennheiser RR840 / RR 840, RR840-S / RR 840 S, RS4200 / RS 4200 Headphones / Receiver HQRP 884667402081104 Battery for Sennheiser RR840 / RR 840, RR840-S / RR 840 S, RS4200 / RS 4200 Headphones / Receiver](https://c.shld.net/rpx/i/s/pi/mp/3941/prod_253377613?src=http%3A%2F%2Fwww.osprey-talon.com%2Fimg%2F96A308Feb11CPF.jpg&d=8fa691c9848079c05d43007ca31c52c98ad5fd8f&)
HQRP 884667402081104 Battery for Sennheiser RR840 / RR 840, RR840-S / RR 840 S, RS4200 / RS 4200 Headphones / Receiver
![Sennheiser RS 4200-2 TV II Wireless Hi-Fi Headphones with Chin Guard: Amazon.co.uk: Electronics & Photo Sennheiser RS 4200-2 TV II Wireless Hi-Fi Headphones with Chin Guard: Amazon.co.uk: Electronics & Photo](https://m.media-amazon.com/images/I/31OllzpOdFL._AC_.jpg)