ชุดไมค์ประชุมระบบดิจิตอล ยี่ห้อ SHURE รุ่น DR-6004

Features

• Digital receiver for the DCS 6000 IR Audio distribution system
• 2-digit LCD display with channel, battery and reception statusindicators
•  Custom-designed for maximum performance and a longbattery life
•  Measurement mode for easy testing radiator coverage
• Up to 200 hours operation with alkaline batteries
•  Up to 75 hours operation with BP 6001 Battery Pack
•  Audio signal automatically muted when signal is too low,ensuring that the user receives only high-quality audio
• Automatically powers off when headphones are disconnected
•  Compact design fits conveniently into a shirt pocket andsecures with attached clip
• Integrated recharging electronics ensures optimum batteryperformance
• Recharges from empty to full capacity within 1 hour and 45 minutes
• Dimensions (W x H x D) 155 x 45 x 30 mm
• Color Black
• Temperature range Transport: -40 to +70°C (-40 to 158°F) Operation: 5 to 45°C (41 to 113°F)
• Headphone Frequency Range 20 Hz to 20 kHz
• Headphone Output Impedance 32 Ω to 2 kΩ
• IR irradiance level 4 mW/m 2 per carrier
• Angle of half-sensitivity +/-50°
• Headphone outputlevel at 2.4 V450 mVrms (speech at maximum volume, 32 Ohm headphone)
• Signal-to-noise ratio >80 dB(A)
• Mains Voltage 65 Hz to 16kHz
• Power Consumption Operation: 15 mA (speech at maximum volume; with 32 Ω headphone) Standby: <1 mA