The RS 140 wireless RF headphone system features a switchable dynamic compression system for excellent speech intelligibility and a balance control for optimum right/left volume adjustment. If necessary, a high output level can be adjusted to compensate for moderate hearing loss. Enjoy wireless freedom of sound with exceptional sound adaptation.

Features

• Closed,circumaural wireless stereo RF headphone system
• For hi-fi and TV use
• Switchable compression ensures excellent speech intelligibility
• Balance control for right/left volume adjustment
• High output level (adjustable) suitable for compensating for moderate hearing loss
• Intelligent auto-tuning due to automatic transmitter search tuning with memory function
• Optimum signal reception due to self-learning automatic level control
• Very lightweight headphones, extremely comfortable to wear
• Stylish design
• Range ? up to 150 m (RS 140 ? 864 MHz) or up to 100 m (RS 140 ? 926 MHz)
• Easy recharging:simply hang the headphones onto the charging cradle
• Rechargeable NiMH batteries included
• Optional wall mounting (transmitter) possible
• Acoustic signals provide feedback on many functions
• Operating time: approx. 23 hours
• 2-year warranty

Delivery Includes

• RS 140
• 3.5 mm stereo jack plug with adaptor to 1/4" (6.3 mm)
• RCA connector (926 MHz)
• 2 NiMH batteries
• User manual

Technical Data

• Max. Sound pressure level (aktiv) 110 dB
• Powering 9V DC (transmitter); AAA batteries (receiver)
• Weight (Transmitter) 430 g (incl. audio cable)
• Weight (Receiver) 280 g (incl. batteries)
• Range up to 150 m (for 926 MHz up to 100 m)
• Modulation FM Stereo
• Signal-to-noise ratio > 68 dBA
• RF frequency range 863 ... 865 MHz or 926 ... 928MHz
• Dimensions (Transmitter) 85 x 225 x 133 mm
• Frequency response (headphones) 18.....21000 Hz
• Transducer principle dynamic, closed
• Operating time (Accupack) 20-25 h
• THD, total harmonic distortion < 0,5 %
• Jack plug 3,5mm / 6,3 mm stereo (863-865 MHz), cinch (926-928 MHz)

• The new e 912 S boundary microphone: more versatile thanks to DIP switch banks

  Tiny switches have a big effect: at the prolight+sound in Frankfurt, audio specialist Sennheiser presents the e 912 S boundary microphone as a configurable version with two DIP switch banks. One switch bank provides four operational functions, while the second bank alters the microphone’s frequency response.

• Sennheiser launches new MD 5235 dynamic microphone head

  Sennheiser is launching a new microphone head for its top-of-the-range RF wireless microphone, the SKM 5200. The MD 5235 mic head is just what artists have been waiting for — an extremely rugged dynamic capsule with a great sound that easily cuts through high on-stage levels.

• Setting new standards: Sennheiser presents the EM 3732 twin receiver

  The new EM 3732 twin receiver with 90MHz switching bandwidth and ultimate operating convenience makes sound engineers' lives so much easier.

• Nelly Furtado on tour with “Loose” – and with Sennheiser technology

  For six weeks, Nelly Furtado presents her platinum-selling album “Loose” as a stunning stage show in Europe, the USA and Canada. And the perfect sound was provided by Sennheiser, including two evolution microphones in white and gold that were specially made for Nelly Furtado.