Williams AV BR-LI Lithium Battery for Sapphire

Keep your Sapphire IRT-60 systems operational through long shifts with the Williams AV BR-LI lithium rechargeable battery. Engineered as a direct replacement battery for the Sapphire IRT-60 microphone/transmitter, this lithium-ion battery delivers up to 8 hours of reliable runtime so guides, instructors and security teams can focus on communication rather than power. The BR-LI recharges inside the mic using the BRC-15 charging cable or the BRC-60 drop-in mic charger (sold separately), reducing equipment downtime and simplifying fleet maintenance. Lightweight yet durable, the BR-LI improves on-mic comfort for extended wear while maintaining consistent audio performance for monitoring, surveillance and training environments. Backed by Williams AV quality, this battery is ideal for education, corporate AV, law enforcement and security applications that depend on continuous, dependable audio. Keep spare batteries on hand to eliminate interruptions during events or surveillance operations—order the Williams AV BR-LI today to ensure uninterrupted monitoring and clear communication.

• Up to 8 hours runtime to power full-shift presentations, tours and monitoring tasks without interruption
• On‑mic recharging support with BRC-15 cable or BRC-60 drop-in charger to minimize downtime
• Direct replacement for Sapphire IRT-60 microphones for fast, plug-and-play maintenance
• Lightweight lithium-ion design improves wearability for guides, instructors and security personnel
• OEM Williams AV reliability for consistent performance in security, surveillance and AV applications