Size and weight

Input signals

• Microphone: built in microphones on both units
  (omnidirectional and directional)
• External sound source input: 2.5 mm stereo jack plug (0 dBV max input signal)

Output signals

• Headphone socket: 3.5 mm stereo jack plug
• Distortion: 0.05% THD (electrical)
• Frequency range: 40-10 000 Hz
• Tone control: +/- 10 dB, cut-off frequency
  1.6 kHz
• Volume control: 9 steps
• Output power: 100 mW (16 Ω load)

Radio communication

• Frequency: 2.4 GHz, 3 channels
• Characteristics:
  Encrypted communication
  Automatic channel searching
  Can coexist with other radio transmitters
  operating on the 2.4 GHz frequency band

Environmental requirements

• Operating temperature: 32 to 95 F (0 to 35 C)
• Relative humidity: 5% to 95% (non condensing)

In the box

The box contains everything you normally need in order to use Bellman Audio Domino.

• BE2210 Receiver unit
• BE2230 Transmitter unit
• BE9141 Travel case
• BE9142 Universal charger 4 mains plugs,
  EU, USA, Australia, China
• BE9139 Charging cable, USB (2)
• BE9136 Tie clip microphone
• BE9137 Stereo cable, 1.5 m with adapter from 3.5 mm jack to RCA (phono)connectors
• BE9135 Neck strap with safety clasp (2)
• BE9124 In-ear earbuds
• User manual
• Pocket reference guide

Power and battery

• Battery power: 3.7V Li-Ion battery
• Operating time: 8-12 hours
  (standard battery)
• Transmitter charging time: 2.5 hours
  (standard battery)
• Receiver charging time: 2.5 hours
  (standard battery)

Acoustic specifications

• Maximum output using BE9124
  132 dB SPL
  
• Maximum output using BE9124
  (@ 60 dB SPL input signal)
  57,5 dB @ 1kHz
  56 dB HFA
• Distortion:
  Using BE9124 0,08 % THD
  Using BE9122 0,6 % THD

Regulatory requirements

• Complies with the following requirements:
  - CE, FCC, RoHS, WEEE and C-Tick

Receiver buttons and controls

Transmitter buttons and controls

Accessories

The following accessories

• BE9147 Soft travel case
• BE9122 Stereo headphones
• BE9124 Stereo in-ear earbuds
• BE9125 Stetoclips
• BE9126 Stereo cable set, 5m (16 feet)
• BE9127 Tie clip microphone, 5m (16 feet)
• BE9128 Neck loop
• BE9143 USB car charger
• BE1360 Scart switch