Sennheiser EW-D SK Digital Bodypack Transmitter | Frequency: R4-9 (552 to 607 MHz) Frequency:Q1-6 (470 to 526 MHz) the SPA4-100 is ENERGY STAR-qualified

the SPA4-100 is ENERGY STAR-qualified

a Voice over IP (VoIP) interface

The high-efficiency Class D output stage produces negligible heat for all levels of expected voice or music modulation

The system includes a BLX2/PG58 Handheld Transmitter and BLX4 Receiver

With the ZonePRO® every tool is at your disposal to maximize the response of your system

Sennheiser EW-D SK Digital Bodypack Transmitter | Frequency: R4-9 (552 to 607 MHz) Frequency:Q1-6 (470 to 526 MHz) the SPA4-100 is ENERGY STAR-qualifiedThe EW D SK from Sennheiser is a bodypack transmitter that can be paired with the EW D EM receiver. It is compatible with various lavalier and headset microphones (sold separately), connected via its 1 8 audio input socket (EW connector). This bodypack transmitter is available in different frequency ranges: