How To Choose Telephone Recording Products (Telephone Recording Product Classification)?

1. tape

Advantages: large capacity, relatively mature technology, and inexpensive price.

Disadvantages: magnetic tape is easily affected by moisture, not easily stored for long time, and can not be precisely positioned.

2. digital telephone recorder: recording data in digital way

Advantages: easy to carry, moderate price, suitable for home phone.

Disadvantages: limited capacity, usually from tens to hundreds of hours. A telephone line records a line, dispersing data is not conducive to centralized and unified management; because the processing program has been solidified in the telephone, the description parameters of a call record are limited.

3. recording pen and recorder:

Advantages: easy to carry, suitable for individual outgoing use, such as interview recording.

Disadvantages: limited capacity for specific industries.

4. USB recording box: the speech signal acquisition device is solidified in an external device containing USB interface.

Advantages: easy installation, no need to open the chassis and occupy the main board slot. The price is competitive and suitable for small and medium-sized enterprises.

Disadvantages: the limited support lines are generally less than 4-16 telephone lines and are difficult to expand; the USB overheating protection mechanism can not guarantee permanent and stable operation.

5. PCI voice card recording: collect voice signal through PCI voice card.

Advantages: stable performance, 7*24 hour uninterrupted operation, convenient expansion, maximum support for 160 lines and simultaneous recording.

Disadvantages: need to occupy the main board PCI slot, price competitiveness is slightly weaker.