Sennheiser Set 840 S Wireless System-Blue

• Receiver is ideal for connection to hearing aids and headphones (3.5 mm stereo jack plug)
• Easy to set up and operate
• Wireless mobility within a range of up to 100 m
• Transmits even through walls
• Ideal for plasma TVs
• Excellent individual stereo sound
• Three selectable hearing settings on the transmitter: optimized speech intelligibility due to switchable compression and treble emphasis
• Treble emphasis can be set individually
• Large, ergonomic volume control on the receiver
• Balance control on the receiver for setting the volume for the right and left ears
• Lithium polymer battery technology ensures a long operating time of up to 9 hours
• Receiver can be placed in the transmitter's charging compartment facing in either direction
• Three selectable transmission channels on the transmitter for optimum reception
• Auto-tuning - automatic channel search tuning can be activated on the reciver
• Integrated charging compartment in transmitter for spare battery

What's in the box?

• 1 RR 840 S receiver with removable clip
• 1 TR 840 transmitter
• 1 EZT 3011 induction loop
• 1 Lanyard
• 1 BA 300 battery
• 1 Power supply with national adapters for EU, UK
• 1 TV RCA adapter
• 1 TV SCART adapter
• 1 TV connection cable with two 3.5 mm stereo jack plugs and one adapter to 1/4" (6.3 mm) jack socket
• 1 MKE 800 TV N external mic

Technical Data

• Dimensions Receiver: 70 x 60 x 26 mm 
• Dimensions Transmitter: 112 x 146 x 58 mm 
• Audio-XLR connector: 3.5 mm, stereo jack plug 
• Frequency response: 50 - 16000 Hz 
• THD, total harmonic distortion: < 1 % (1 kHz) 
• Weight Receiver: ~ 50 g 
• Weight Transmitter: ~ 260 g 
• Charging time approx. 3 hours 
• Range: Up to 100 m 
• Microphone connector: 3.5 mm, same plug as Audio-XLR connector 
• Signal-to-noise ratio: Yyp. 70 dB(A) 
• Operating time Receiver: up to 9 h 
• Modulation: FM stereo 
• Carrier frequencies 863.3 / 864 / 864.7 MHz