Digibuddy rechargeable battery charger 1301 fits the following

Sennheiser BA150 / BA 150 / BA 151 / BA 152

These batteries are e.g. In the following devices:

Sennheiser headphones: Audioport A200 Set / IS 150 / IS 300 / IS 380 / Set 250 / Set 250S / Set 500 / Set 810 / Set 810S / Set 820 / Set 820s / Set 2500 / SET 20 / RS 4 / RS 6 / RS 8 / RS 30 / RS 40 / RS 45,RS 60 / RS 65 / RS 80 / RS 85 / RS 400 / RS 2400 / HDI 302 / HDI 380 / RI 150 / RI 250 / RI 250 J / RI 300
AKG Headphones: AP 97 A / Balance K 122 IR / Balance K 216 AFC

Description

Light and small battery charging station for charging your batteries. Simply plug in your existing Micro USB charger and the charge process begins. Includes status LED for charging.

Digibuddy1301 Dual battery charging station for charging two batteries simultaneously
Micro-USB port: Connection of the original charger or data cable possible
Input voltage: 5V
Status-LED
Color: Black