September 21, 2020 sunpow Sony WI-C400 Headset Battery Part Number:CP-WI1000X2 Type: Li-Polymer Voltage: 3.7V Capacity: 290mAh Compatible with Sony WI-1000XM2,WI-C400 Share this: Share on Reddit (Opens in new window) Reddit TweetShare on Tumblr Share on WhatsApp (Opens in new window) WhatsApp Share on Telegram (Opens in new window) Telegram Like Loading... Related