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Volume Control Telephone Handset
SINIWO is a comprehensive manufacturer of industrial volume control telephone handset in China for 19 years, which focus on industrial communication solution for Oil&gas, Metro, Railway, Marine, Mining, Tunnels, Parks, Hospital, elevator, etc. and offer matched comprehensive support for industrial filed.
Model: A15
Description
SINIWO volume control telephone handset is a telephone accessory designed for industrial noisy environments with rotary volume control switch which could adjust the speaker volume from 70dB to 95dB.
Specifications
Parameter of volume control telephone handset
| Model No. | A15 |
| Waterproof Grade | IP65 |
| Operate temperature | -30～+65℃ |
| Storage temperature | -40～+85℃ |
| Relative Humidity | 30%-90%RH |
| Atmospheric Pressure | 60~106Kpa |
| Material | UL approved ABS |
| PTT type | Rotary volume control switch |
| Volume control range | 70-95dB |
Feature
Feature of volume control telephone handset
1. SINIWO volume control telephone handset was updated base on the traditional PTT switch handset by increasing a rotary volume switch inside to adjust the speaker voice. It could be made with controlling microphone volume too according to customer’s request. Here is the dimension drawing for your reference.
2. SINIWO volume control telephone handset could be used in Oil&gas, Metro, Railway, Marine, Mining, Tunnels, Parks, Hospital, elevator, etc where with noisy environment. With volume control telephone handset, it could reduce the noise from background, which is popular in industrial area.
3. SINIWO volume control telephone handset is packed in neutral cartons with pallets or wooden boxes for mass order, so customer could request to update the packing information except the small order.
