Power Source : 36 V DC, 30 mA or less (supplied from the Central Unit TS-690)
Output :
- Headphone/Recording: Ø 3.5 mm, mini jack (3P: monaural)
- Internal speaker: 130 Ω, 200 mW
Control :
- Speech: Microphone, speaker on-off control by speech button
- Priority: Microphone, speaker on-off, other microphone cut-off, and
- single-tone chime activation by priority button
- Volume control: Headphone/Recording and internal speaker volume adjustable
Microphone Unit (Accessory) :
- Electret Condenser Microphone
- Directivity: Unidirectional
- Impedance: 1.8kΩ
- Sensitivity: -37dB (1kHz 0dB = 1V/Pa)
- Frequency Response: 100Hz – 13 kHz
- Length: 518mm
- Weight: 105g (0.23 lb)
Operating Temperature : 0 °C to +40 °C (32 °F to 104 °F)
Operating Humidity : 90 %RH or less (no condensation)
Finish :
- Upper case: ABS resin, metallic grey, paint
- Lower case: ABS resin, black
Dimensions : 145.3 (W) × 70.7 (H) × 150.5 (D) mm (5.72″ × 2.78″ × 5.93″) (Excluding Microphone Unit)
Weight : 800 g (1.76 lb) (Excluding Microphone Unit)
Accessory : Long Microphone Unit x 1
Option : Extension cord: YR-780-2M, YR-780-10M
