SB900BRechargeable Lithium-Ion Battery
Compatible with Axient Digital (AD1, AD2 & AD3), ULX-D and QLX-D Wireless, and PSM 1000, PSM 900 and PSM 300 (P3RA) Personal Monitoring systems.

SB900B

Compatible with Axient Digital (AD1, AD2 & AD3), ULX-D and QLX-D Wireless, and PSM 1000, PSM 900 and PSM 300 (P3RA) Personal Monitoring systems.