[. . . ] EKI 1029 IR Audio Transmission Technology | Receivers General Description The EKI 1029 is a slim multi-channel receiver for narrow-band applications. [. . . ] 003475 EKI 1029 28 mm EKI 1029 IR Audio Transmission Technology | Receivers The EKI 1029 narrow-band bodypack receiver is an ideal choice for conference applications ­ with up to 32 switchable channels (EKI 1029 PLL 32), even very large conferences can be catered for. The EKI 1029 can easily be attached to a shirt or jacket pocket via the clip on the back ­ or the conference participant simply places the receiver on the table. The headphone socket allows connection of a wide range of headphones, for the extensive Sennheiser range see the chapter on "Accessories". Models range from lightweight stethoset headphones to almost invisible earphones. Even the hearing impaired are catered for with the neck induction loop or induction couplers. For example, a headphone model such as the HD 1029 offers optimum comfort even when worn for many hours. The EKI 1029 is automatically switched on when you connect a headphone plug to the headphone output socket. If no IR signal is received, energy-saving circuitry switches the receiver ­ with headphones connected ­ to stand-by. [. . . ] 1 2 3 1 2 3 4 4 5 6 Two IR receiving diodes Volume control Channel selector switch Headphone output (3. 5 mm mono jack socket), headphone plug serves as on/off switch 5 Clip 6 Inserted BA 1029 accupack Front and back of the EKI 1029 Inserting the BA 1029 accupack 1 2 3 4 L 1029-75 charging case [. . . ]