Sennheiser HDI 830

The Sennheiser HDI 830 is a two-channel stethoset receiver for wideband IR transmission systems (with carrier frequencies of 2.3 MHz and 2.8 MHz). THis makes it great to use in theaters, meseums and churches. Channel 1, channel 2 or stereo signal reception is switchable by the wearer. The HDI 830 provides excellent speech quality and amazing music reproduction. It's extreamly comfortable to wear and the battery has the ability to last 12 hours on a single charge.

The main feature of the HDI 830 include:

• Infrared wideband stethoset receiver
• Ideal for stereo and two-channel applications (2.3 / 2.8 MHz)
• Excellent speech intelligibility
• Very good music reproduction
• Balance control for setting the volume for the right and left ear
• Ergonomic volume control
• Receiver automatically turns on/off when it is put on/removed
• High degree of wearing comfort thanks to flexible earpads and low receiver weight
• Lithium polymer battery technology ensures a long operating time of up to 12 hours
• Modulation FM, stereo
• Receiving frequency 2.3/2.8 MHz
• Frequency response (headphones) 50 - 16,000 Hz
• Max. Sound pressure level (aktiv) 125 dB (1 kHz)
• THD, total harmonic distortion < 1 %
• Signal-to-noise ratio typ. 75 dB(A)
• Operating time (Accupack) up to 12 hrs
• Charging time approx 3 hrs
• Weight incl. Accu approx. 68 g
• Delivery Includes:
• 1 HDI 830 stethoset receiver
• 1 BA 300 battery
• 2 alternative pairs of earpads

Picture is an example only. Charging dock is not included.