The Sennheiser e865 SLDW3EU Speechline Digital Wireless Handheld Transmitter combines the renowned e865 condenser capsule with digital wireless transmission across the 1880-1900 MHz band. This handheld system delivers 24-bit/48 kHz audio sampling with a dynamic range exceeding 120 dB(A), bringing studio-grade signal quality to wireless operation. The supercardioid pickup pattern ensures precise off-axis rejection, while the condenser transducer captures detail across the full 20 Hz to 20 kHz frequency response with less than 0.1% total harmonic distortion. The transmitter operates for up to 15 hours on the included BA 10 rechargeable battery pack or 10 hours with standard batteries, housed in a 262-gram body measuring 272.4 mm in length. Signal-to-noise ratio exceeds 90 dB(A), maintaining clarity even in challenging RF environments. The MME 865 condenser capsule ships with the transmitter, alongside the battery and protective pouch. Compatible with CHG 4N EU and CHG 2 EU charging systems, the unit supports professional multi-day use without workflow interruption. The 1880-1900 MHz operating range provides stable digital transmission with extended range. Features 1880-1900 MHz digital wireless transmission for stable RF performance 24-bit/48 kHz audio sampling rate with over 120 dB(A) dynamic range e865 condenser capsule with supercardioid polar pattern included 20 Hz to 20 kHz frequency response with 0.1% THD Signal-to-noise ratio exceeding 90 dB(A) for pristine audio quality 15-hour battery life with BA 10 rechargeable pack included 262-gram handheld transmitter measuring 272.4 mm in length Compatible with CHG 4N EU and CHG 2 EU charging systems