The Sennheiser Set 840 RF TV Sound Amplifier System is an radio frequency (RF) stereo TV system ideally suited for wireless listening at home or in the yard. Whether watching a TV program or listening to music, the Set 840 provides excellent sound. Just the push of a button sets the device to your personal listening preferences, providing you with the enjoyment of speech that is easier to understand.
Easy to set up and operate
Wireless mobility within a range of up to 300’/91 m
Transmits even through walls
Ideal for plasma TVs
Excellent individual stereo sound
3 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 ear
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 9 hours
Receiver can be placed in the transmitter’s charging compartment facing in either direction
3 Selectable transmission channels on the transmitter for optimum reception
Auto-tuning – automatic channel search tuning can be activated on the receiver
Integrated charging compartment in transmitter for spare battery
2 year warranty
Wireless Receiver Transmission - FM
Wireless Receiver Transmission - RF
Warranty - Yes
Spec Sheet available - Yes
Number of Channels:
3
Warranty (Length/Type):
2 years
Maximum Frequency Response (Bandwidth):
16 kHz
Maximum Frequency Response (Bandwidth):
16000 Hz
Minimum Frequency Response (Bandwidth):
50 Hz
Minimum Frequency Response (Bandwidth):
0.05 kHz
Signal to Noise Ratio:
70 dB
Receiver Max. SPL (at 1kHz):
125 dB
Receiver THD (at 1kHz):
< 1 %
Receiver Operating Time:
up to 9 H
Receiver Charging Time:
3 H
Receiver Weight Approx.:
68 g
Receiver Dimensions:
240 x 128 x 26 mm
Receiver Power Supply:
rechargeable lithium polymer battery BA 300 (3.7 V, 150 mAh)