Explosionproof anti-static PTT handset A15

Material:

1. RoHS approved ChiMei Polycarbonate (Optional) 

2. UL/RoHS approved ChiMei Acrylate Styrene Acrylonitrile (Default) 

3. PC copolymer with enhanced UV stabilization Lexan Resin SLX2432T (Optional) 

4. Explosion-proof Carbon loaded ABS and flame resistant ABS material are available

Receiver:

1. Standard Receiver-Dynamic EA1503 (Default) 

 - DC Resistance : 130±10% ohm  

 - Frequency Response Range: 300 Hz-3400 Hz  

 - Sensitivity: 95±3 dB at 60mv  

 - Impedance: 150±20% ohm at 1 KHz 

2. EA1509 high magnetic receiver (Optional) 

 - MF Intensity Axial:-58±2dB at 1KHz 60mV, 0 dB=1 A/m 

 - Frequency Response Range: 300 Hz-3400 Hz  

 - Sensitivity: 100±2 dB at 60mv  

 - Impedance: 150±20% ohm at 1 KHz 

3. EA1512 hearing-aid receiver (Optional) 

 - MF Intensity radial≥-22dB at 1KHz, 0 dB=1 A/m 

 - Frequency Response Range: 300 Hz-3400 Hz  

 - Sensitivity: 98±2 dB at 1 Hz 60mV 

 - Impedance: 150±20% ohm at 1 KHz 60mV

Microphone:

1. Standard Microphone-Dynamic EA1503 (Default) 

 - DC Resistance : 130±10% ohm  

 - Frequency Response Range: 300 Hz-3400 Hz  

 - Sensitivity: 95±3 dB at 60mv  

 - Impedance: 150±20% ohm at 1 KHz Dynamic 300 ohms, 600ohms microphone (Optional) 

2. A15T02 Noise Canceling microphone (Optional) 

 - Frequency Response Range: 200 Hz-4000 Hz  

 - Sensitivity: -65±3 dB  

 - Impedance: 10±20% ohm  

 - Signal to Noise Ratio: ≥15 dB 

3. EB5421 Electret Microphone (Optional) 

4. EAOZ03 Carbon-equivalent Microphone (Optional)

Cord features:

1. PVC curly cord (Default) 

 - Standard cord length 9 inch in retracted, 6 feet after extended (Default) 

 - Customized different length is available.   

2. Weather resistant PVC curly cord (Optional) 

3. Hytrel curly cord (Optional) 

4. SUS304 Stainless steel armored cord (Default) 

 - Standard armored cord length 32 inch and 10 inch, 12 inch,18 inch and 23 inch are optional.  

 - Includes steel lanyard which is anchored to handset handle. Matched steel rope with different  pull strength. 

 - Dia: 1.6mm, 0.063”, Pull test load:170 kg, 375 lbs. 

 - Dia: 2.0mm, 0.078”, Pull test load:250 kg, 551 lbs. 

 - Dia: 2.5mm, 0.095”, Pull test load:450 kg, 992 lbs.

Connector can be chosen: Y-spade,RJ11,XH-plug, USB, Audio Jack, Aviation Joint, XLR Connector,ect. 

This handset is specially designed for telecommunication in noisy environment with push to talk switch. Also, it would be made with volume control buttons as customer's requests. It could be widely used in noisy plant, Chemical plant, Steel plant, noisy public telephone or some other vending machines.