DEBRA ER-404 Professional Stage Monitoring System 4-in-1 Wireless In-Ear Headphones(US Plug)

1. Professional Stage Monitoring Solution: The ER-404 Wireless In-Ear Monitor System is designed for live performances and studio use, featuring multi-channel transmission as a professional monitoring device for bands, vocalists, and hosts.
2. Stable Long-Range Transmission: Adopts UHF wireless technology with high-gain antennas, delivering low-latency, high-stability signal transmission up to 80 meters (260ft), ideal for large-scale stages.
3. Convenient Bluetooth Connectivity: The transmitter has a built-in Bluetooth module for direct pairing with smartphones, tablets, and other devices, enabling quick audio input and expanding usage scenarios.
4. IR Quick Frequency Matching: Supports one-click IR fast matching. After selecting the frequency, the transmitter and receiver can be paired via IR without complex settings, saving time and effort.
5. Multi-Receiver Expansion Support: A single transmitter is compatible with multiple or even unlimited receivers, enabling simultaneous monitoring for large teams such as bands and choirs.
6. Auto-Scan Anti-Interference: Equipped with auto-scan circuitry supporting 4 channels × 60 selectable frequencies, it automatically selects the optimal channel to reduce signal cuts and dropouts, ensuring stable performances.
7. Powerful Audio Performance: The receiver features a built-in headphone amplifier chip that optimizes audio dynamics, delivering clear, full monitoring sound quality and restoring musical details.
8. Detachable Monitoring Earphones: Comes with detachable in-ear monitor earphones with a 0.75mm 2-pin connector, supporting cable replacement and upgrades for a secure, comfortable fit with excellent sound isolation.
9. Long-Lasting Battery Life: The receiver runs on 2 x AA batteries (not included) with up to 6-8 hours of use, and the batteries can be replaced anytime, eliminating range anxiety during long performances.
10. Multi-Scenario Application: Widely used in stage performances, live interviews, large conferences, orchestra performances, live streaming, and recording, adapting to various professional audio needs.