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This wireless listening system is easy to set up and operate, transmits through walls.  Ideal for plasma tvs.

Technical Specifications of the Sennheiser Set 840 TV Earphones

• Television hearing aids that are easy to set up and operate
• Sennheiser cordless - wireless mobility within a range of up to 328 ft (100 m)
• Transmits even through walls
• Ideal for plasma TVs
• Excellent individual stereo sound - great for hard of hearing when watching tv
  
• 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 - great for hearing impaired
  
• 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
• Three 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

TECHNICAL DATA for the Sennheiser Set 840 TV Earphones:

Modulation

• FM, stereo

Carrier Frequency

• 863.3 / 864.0 / 864.7 MHz

Range

• Up to 328 ft (100 m)

Frequency Response

• 50 - 16,000 Hz

Total Harmonic Distortion (THD)

• <1% (1kHz)

Sound pressure level (SPL)

• 125 dB

Signal-to-noise-ratio

• typ. 70 dB(A)

Operating Time (receiver)

•  up to 9 hours

Charging Time

• approx 3 hours

Weight (receiver)

• approx. 2.4 oz (68 g) (incl. accu)

Weight (transmitter)

• approx. 8.8 oz (250 g)

Dimensions (receiver)

• 9.4 x 5 x 1 in (240 x 128 x 26 mm)

Dimensions (transmitter)

• 4.4 x 5.7 x 2.3 in (112 x 146 x 58 mm)

Audio-XLR connector

• 3.5mm, stereo jack plug

Microphone connector

• 3.5 mm, same plug as Audio-XLR connector
  

Includes

• RR 840 stethoset receiver
• TR 840 transmitter
• BA 300 battery
• 2 pairs of replacement earpads
• Main power supply with national adapters for EU, UK
• TV RCA adapter
• TV SCART adapter
• TV connection cable with two 3.5 mm stereo jack plugs and one adapter to 1/4" (6.3mm) jack socket
• MKE 800 TV N external mic

If you find a cheaper price on the Sennheiser SET840 please let us know! 

Sennheiser has been in business over 60 years and provides an exciting sound experience from home to stage, whether in a museum or in a concert hall or behind the DJ console.  Sennheiser Communications, part of Sennheiser Group develops headsets for PC, office and call centre markets.