BP-351 - Audio Connector Type: A4 Female


RTS Intercom Systems

Dual-Channel Portable Metal Beltpack with A4F or A5F and A4M or A5M Connector. Type: A4 Female


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The BP-351 is a portable beltpack for use with RTS Two-Wire intercom systems. The BP-351 is a microprocessor controlled two-channel select intercom beltpack. The BP-351 has connections for headset/earset microphones (dynamic or electret). The beltpack has an autosensing function that automatically detects the headset mic and powers it if the mic is electret.

• Auto-Sensing Headset Connector
• Call Function
• Headset
• Microphone Kill Detect
• Powered Externally


Weight 0.75 lbs (0.34 kg)
Frequency Response 200 Hz to 8 kHz +1/-4dB nominal
Width 3.5" (8.89 cm)
Storage Temperature -20
Depth 1.8" (4.57 cm)
Height 5" (12.7 cm)
Operating Temperature 0
Output Level 0.775 Vrms (0 dBu) nominal
Total Harmonic Distortion (THD) Less than 0.2% nominal at 50 mW from the line
Power requirement 30 VDC nominal (standard RTS line), 45 to 70 mA
Signal-to-Noise Ratio less than -60 dB on the line

Item Includes

Standard Manufacturer's Warranty

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